427309947092 has 12 divisors (see below), whose sum is σ = 854619894240. Its totient is φ = 183132834456.

The previous prime is 427309947091. The next prime is 427309947101. The reversal of 427309947092 is 290749903724.

427309947092 is an admirable number.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427309947091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7630534742 + ... + 7630534797.

It is an arithmetic number, because the mean of its divisors is an integer number (71218324520).

Almost surely, 2^427309947092 is an apocalyptic number.

It is an amenable number.

427309947092 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

427309947092 is a wasteful number, since it uses less digits than its factorization.

427309947092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15261069550 (or 15261069548 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 56.

The spelling of 427309947092 in words is "four hundred twenty-seven billion, three hundred nine million, nine hundred forty-seven thousand, ninety-two".