426667213892 has 48 divisors (see below), whose sum is σ = 793093835520. Its totient is φ = 200486227200.

The previous prime is 426667213891. The next prime is 426667213957. The reversal of 426667213892 is 298312766624.

It is a super-2 number, since 2×426667213892² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (426667213891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1945763 + ... + 2153909.

It is an arithmetic number, because the mean of its divisors is an integer number (16522788240).

Almost surely, 2^426667213892 is an apocalyptic number.

It is an amenable number.

426667213892 is a deficient number, since it is larger than the sum of its proper divisors (366426621628).

426667213892 is a wasteful number, since it uses less digits than its factorization.

426667213892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208652 (or 208650 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 56.

The spelling of 426667213892 in words is "four hundred twenty-six billion, six hundred sixty-seven million, two hundred thirteen thousand, eight hundred ninety-two".