126939005358 has 32 divisors (see below), whose sum is σ = 291534560640. Its totient is φ = 36441819360.

The previous prime is 126939005357. The next prime is 126939005443. The reversal of 126939005358 is 853500939621.

It is a super-2 number, since 2×126939005358² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126939005358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126939005353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50612385 + ... + 50614892.

It is an arithmetic number, because the mean of its divisors is an integer number (9110455020).

Almost surely, 2^126939005358 is an apocalyptic number.

126939005358 is an abundant number, since it is smaller than the sum of its proper divisors (164595555282).

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

126939005358 is a wasteful number, since it uses less digits than its factorization.

126939005358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101227312.

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 126939005358 in words is "one hundred twenty-six billion, nine hundred thirty-nine million, five thousand, three hundred fifty-eight".