1051118067438 has 32 divisors (see below), whose sum is σ = 2335851621120. Its totient is φ = 350367635160.

The previous prime is 1051118067427. The next prime is 1051118067497. The reversal of 1051118067438 is 8347608111501.

1051118067438 is a `hidden beast` number, since 10 + 511 + 1 + 80 + 6 + 7 + 43 + 8 = 666.

It is a super-2 number, since 2×1051118067438² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1051118067393 and 1051118067402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6659631 + ... + 6815637.

It is an arithmetic number, because the mean of its divisors is an integer number (72995363160).

Almost surely, 2^{1051118067438} is an apocalyptic number.

1051118067438 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1051118067438 is an abundant number, since it is smaller than the sum of its proper divisors (1284733553682).

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

1051118067438 is a wasteful number, since it uses less digits than its factorization.

1051118067438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280789 (or 280783 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The spelling of 1051118067438 in words is "one trillion, fifty-one billion, one hundred eighteen million, sixty-seven thousand, four hundred thirty-eight".