427018913772 has 72 divisors (see below), whose sum is σ = 1113754555200. Its totient is φ = 127206430560.

The previous prime is 427018913723. The next prime is 427018913807. The reversal of 427018913772 is 277319810724.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2406622 + ... + 2577957.

Almost surely, 2^427018913772 is an apocalyptic number.

It is an amenable number.

427018913772 is an abundant number, since it is smaller than the sum of its proper divisors (686735641428).

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

427018913772 is a wasteful number, since it uses less digits than its factorization.

427018913772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4984667 (or 4984654 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 51.

The spelling of 427018913772 in words is "four hundred twenty-seven billion, eighteen million, nine hundred thirteen thousand, seven hundred seventy-two".