42864407464 has 16 divisors (see below), whose sum is σ = 83142170100. Its totient is φ = 20693162112.

The previous prime is 42864407459. The next prime is 42864407489. The reversal of 42864407464 is 46470446824.

It can be written as a sum of positive squares in 2 ways, for example, as 40816120900 + 2048286564 = 202030^2 + 45258^2 .

It is a super-2 number, since 2×42864407464² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92379957 + ... + 92380420.

Almost surely, 2^42864407464 is an apocalyptic number.

It is an amenable number.

42864407464 is a deficient number, since it is larger than the sum of its proper divisors (40277762636).

42864407464 is a wasteful number, since it uses less digits than its factorization.

42864407464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184760412 (or 184760408 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 49.

The spelling of 42864407464 in words is "forty-two billion, eight hundred sixty-four million, four hundred seven thousand, four hundred sixty-four".