1037940813965 has 32 divisors (see below), whose sum is σ = 1372964950656. Its totient is φ = 747013570560.

The previous prime is 1037940813961. The next prime is 1037940813989. The reversal of 1037940813965 is 5693180497301.

It is not a de Polignac number, because 1037940813965 - 2² = 1037940813961 is a prime.

It is a super-2 number, since 2×1037940813965² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1037940813965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1037940813961) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1840397 + ... + 2337293.

It is an arithmetic number, because the mean of its divisors is an integer number (42905154708).

Almost surely, 2^{1037940813965} is an apocalyptic number.

It is an amenable number.

1037940813965 is a deficient number, since it is larger than the sum of its proper divisors (335024136691).

1037940813965 is a wasteful number, since it uses less digits than its factorization.

1037940813965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497309.

The product of its (nonzero) digits is 4898880, while the sum is 56.

The spelling of 1037940813965 in words is "one trillion, thirty-seven billion, nine hundred forty million, eight hundred thirteen thousand, nine hundred sixty-five".