7531057796990 has 64 divisors (see below), whose sum is σ = 17222389309440. Its totient is φ = 2306569979520.

The previous prime is 7531057796971. The next prime is 7531057797061. The reversal of 7531057796990 is 996977501357.

It is a self number, because there is not a number n which added to its sum of digits gives 7531057796990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133453850 + ... + 133510269.

It is an arithmetic number, because the mean of its divisors is an integer number (269099832960).

Almost surely, 2^{7531057796990} is an apocalyptic number.

7531057796990 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

7531057796990 is an abundant number, since it is smaller than the sum of its proper divisors (9691331512450).

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

7531057796990 is a wasteful number, since it uses less digits than its factorization.

7531057796990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266964177.

The product of its (nonzero) digits is 112521150, while the sum is 68.

The spelling of 7531057796990 in words is "seven trillion, five hundred thirty-one billion, fifty-seven million, seven hundred ninety-six thousand, nine hundred ninety".