1050557931492 has 384 divisors, whose sum is σ = 2762895163392. Its totient is φ = 309571891200.

The previous prime is 1050557931491. The next prime is 1050557931499. The reversal of 1050557931492 is 2941397550501.

It is a super-2 number, since 2×1050557931492² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1050557931491) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4508832208 + ... + 4508832440.

It is an arithmetic number, because the mean of its divisors is an integer number (7195039488).

Almost surely, 2^{1050557931492} is an apocalyptic number.

1050557931492 is a gapful number since it is divisible by the number (12) 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 1050557931492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1381447581696).

1050557931492 is an abundant number, since it is smaller than the sum of its proper divisors (1712337231900).

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

1050557931492 is a wasteful number, since it uses less digits than its factorization.

1050557931492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571 (or 569 counting only the distinct ones).

The product of its (nonzero) digits is 1701000, while the sum is 51.

The spelling of 1050557931492 in words is "one trillion, fifty billion, five hundred fifty-seven million, nine hundred thirty-one thousand, four hundred ninety-two".