1031974941564 has 192 divisors, whose sum is σ = 3161219604480. Its totient is φ = 284897502720.

The previous prime is 1031974941553. The next prime is 1031974941581. The reversal of 1031974941564 is 4651494791301.

1031974941564 is a `hidden beast` number, since 1 + 0 + 3 + 1 + 9 + 74 + 9 + 4 + 1 + 564 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1031974941564.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15269992 + ... + 15337424.

It is an arithmetic number, because the mean of its divisors is an integer number (16464685440).

Almost surely, 2^{1031974941564} is an apocalyptic number.

1031974941564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1031974941564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1580609802240).

1031974941564 is an abundant number, since it is smaller than the sum of its proper divisors (2129244662916).

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

1031974941564 is a wasteful number, since it uses less digits than its factorization.

1031974941564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68137 (or 68129 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 1031974941564 in words is "one trillion, thirty-one billion, nine hundred seventy-four million, nine hundred forty-one thousand, five hundred sixty-four".