10791138458 has 16 divisors (see below), whose sum is σ = 16612520040. Its totient is φ = 5255118336.

The previous prime is 10791138419. The next prime is 10791138461. The reversal of 10791138458 is 85483119701.

It can be written as a sum of positive squares in 4 ways, for example, as 9958642849 + 832495609 = 99793^2 + 28853^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357023 + ... + 386066.

Almost surely, 2^10791138458 is an apocalyptic number.

10791138458 is a deficient number, since it is larger than the sum of its proper divisors (5821381582).

10791138458 is a wasteful number, since it uses less digits than its factorization.

10791138458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743281.

The product of its (nonzero) digits is 241920, while the sum is 47.

The spelling of 10791138458 in words is "ten billion, seven hundred ninety-one million, one hundred thirty-eight thousand, four hundred fifty-eight".