117270626538 has 16 divisors (see below), whose sum is σ = 252582888096. Its totient is φ = 36083269680.

The previous prime is 117270626537. The next prime is 117270626549. The reversal of 117270626538 is 835626072711.

It is not an unprimeable number, because it can be changed into a prime (117270626537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 751734708 + ... + 751734863.

It is an arithmetic number, because the mean of its divisors is an integer number (15786430506).

Almost surely, 2^117270626538 is an apocalyptic number.

117270626538 is an abundant number, since it is smaller than the sum of its proper divisors (135312261558).

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

117270626538 is a wasteful number, since it uses less digits than its factorization.

117270626538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503469589.

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 117270626538 in words is "one hundred seventeen billion, two hundred seventy million, six hundred twenty-six thousand, five hundred thirty-eight".