1053521668136 has 64 divisors (see below), whose sum is σ = 2336030928000. Its totient is φ = 435820896000.

The previous prime is 1053521668079. The next prime is 1053521668151. The reversal of 1053521668136 is 6318661253501.

It is a super-2 number, since 2×1053521668136² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5985386 + ... + 6158886.

It is an arithmetic number, because the mean of its divisors is an integer number (36500483250).

Almost surely, 2^{1053521668136} is an apocalyptic number.

It is an amenable number.

1053521668136 is an abundant number, since it is smaller than the sum of its proper divisors (1282509259864).

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

1053521668136 is a wasteful number, since it uses less digits than its factorization.

1053521668136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177282 (or 177278 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 47.

The spelling of 1053521668136 in words is "one trillion, fifty-three billion, five hundred twenty-one million, six hundred sixty-eight thousand, one hundred thirty-six".