3265542361172 has 96 divisors (see below), whose sum is σ = 7406197370880. Its totient is φ = 1223450490240.

The previous prime is 3265542361171. The next prime is 3265542361201. The reversal of 3265542361172 is 2711632455623.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3265542361171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20467973 + ... + 20626899.

It is an arithmetic number, because the mean of its divisors is an integer number (77147889280).

Almost surely, 2^{3265542361172} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3265542361172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3703098685440).

3265542361172 is an abundant number, since it is smaller than the sum of its proper divisors (4140655009708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3265542361172 is a wasteful number, since it uses less digits than its factorization.

3265542361172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161941 (or 161939 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 47.

The spelling of 3265542361172 in words is "three trillion, two hundred sixty-five billion, five hundred forty-two million, three hundred sixty-one thousand, one hundred seventy-two".