1071264644200 has 48 divisors (see below), whose sum is σ = 2491361748000. Its totient is φ = 428390339520.

The previous prime is 1071264644179. The next prime is 1071264644201. The reversal of 1071264644200 is 24464621701.

It is a super-2 number, since 2×1071264644200² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1071264644200.

It is not an unprimeable number, because it can be changed into a prime (1071264644201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23671 + ... + 1463929.

It is an arithmetic number, because the mean of its divisors is an integer number (51903369750).

Almost surely, 2^{1071264644200} is an apocalyptic number.

1071264644200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1071264644200 is an abundant number, since it is smaller than the sum of its proper divisors (1420097103800).

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

1071264644200 is a wasteful number, since it uses less digits than its factorization.

1071264644200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443994 (or 1443985 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 1071264644200 in words is "one trillion, seventy-one billion, two hundred sixty-four million, six hundred forty-four thousand, two hundred".