1077644564700 has 72 divisors (see below), whose sum is σ = 3401438127360. Its totient is φ = 261247166400.

The previous prime is 1077644564669. The next prime is 1077644564701. The reversal of 1077644564700 is 74654467701.

It is a happy number.

It is a super-2 number, since 2×1077644564700² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1077644564701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163276180 + ... + 163282779.

Almost surely, 2^{1077644564700} is an apocalyptic number.

1077644564700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1077644564700 is an abundant number, since it is smaller than the sum of its proper divisors (2323793562660).

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

1077644564700 is a wasteful number, since it uses less digits than its factorization.

1077644564700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326558987 (or 326558980 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 1077644564700 in words is "one trillion, seventy-seven billion, six hundred forty-four million, five hundred sixty-four thousand, seven hundred".