53436220326 has 48 divisors (see below), whose sum is σ = 125197285824. Its totient is φ = 16407612672.

The previous prime is 53436220307. The next prime is 53436220337. The reversal of 53436220326 is 62302263435.

53436220326 is a `hidden beast` number, since 5 + 3 + 4 + 3 + 622 + 0 + 3 + 26 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1843365 + ... + 1872128.

It is an arithmetic number, because the mean of its divisors is an integer number (2608276788).

Almost surely, 2^53436220326 is an apocalyptic number.

53436220326 is an abundant number, since it is smaller than the sum of its proper divisors (71761065498).

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

53436220326 is a wasteful number, since it uses less digits than its factorization.

53436220326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3715565 (or 3715562 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

The spelling of 53436220326 in words is "fifty-three billion, four hundred thirty-six million, two hundred twenty thousand, three hundred twenty-six".