426649287012 has 48 divisors (see below), whose sum is σ = 1072929197760. Its totient is φ = 131174322048.

The previous prime is 426649286971. The next prime is 426649287041. The reversal of 426649287012 is 210782946624.

It is a super-2 number, since 2×426649287012² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 865687 + ... + 1265982.

It is an arithmetic number, because the mean of its divisors is an integer number (22352691620).

Almost surely, 2^426649287012 is an apocalyptic number.

It is an amenable number.

426649287012 is an abundant number, since it is smaller than the sum of its proper divisors (646279910748).

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

426649287012 is a wasteful number, since it uses less digits than its factorization.

426649287012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132972 (or 2132970 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 426649287012 in words is "four hundred twenty-six billion, six hundred forty-nine million, two hundred eighty-seven thousand, twelve".