117378080427 has 6 divisors (see below), whose sum is σ = 156504898452. Its totient is φ = 78251658012.

The previous prime is 117378080401. The next prime is 117378080429. The reversal of 117378080427 is 724080873711.

It is not a de Polignac number, because 117378080427 - 2⁶ = 117378080363 is a prime.

It is a super-2 number, since 2×117378080427² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (117378080429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 494508 + ... + 692310.

It is an arithmetic number, because the mean of its divisors is an integer number (26084149742).

Almost surely, 2^117378080427 is an apocalyptic number.

117378080427 is a deficient number, since it is larger than the sum of its proper divisors (39126818025).

117378080427 is an frugal number, since it uses more digits than its factorization.

117378080427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395609 (or 197806 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 48.

Multiplying 117378080427 by its sum of digits (48), we get a square (5634147860496 = 2373636²).

The spelling of 117378080427 in words is "one hundred seventeen billion, three hundred seventy-eight million, eighty thousand, four hundred twenty-seven".