1055373331518 has 24 divisors (see below), whose sum is σ = 2494518784056. Its totient is φ = 319810100400.

The previous prime is 1055373331499. The next prime is 1055373331603. The reversal of 1055373331518 is 8151333735501.

1055373331518 is a `hidden beast` number, since 1 + 0 + 5 + 537 + 33 + 31 + 51 + 8 = 666.

It is a super-2 number, since 2×1055373331518² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2665083973 + ... + 2665084368.

It is an arithmetic number, because the mean of its divisors is an integer number (103938282669).

Almost surely, 2^{1055373331518} is an apocalyptic number.

1055373331518 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1055373331518 is an abundant number, since it is smaller than the sum of its proper divisors (1439145452538).

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

1055373331518 is a wasteful number, since it uses less digits than its factorization.

1055373331518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5330168360 (or 5330168357 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 45.

The spelling of 1055373331518 in words is "one trillion, fifty-five billion, three hundred seventy-three million, three hundred thirty-one thousand, five hundred eighteen".