40426244604 has 36 divisors (see below), whose sum is σ = 103419757896. Its totient is φ = 13313059488.

The previous prime is 40426244567. The next prime is 40426244609. The reversal of 40426244604 is 40644262404.

40426244604 is a `hidden beast` number, since 4 + 0 + 4 + 2 + 6 + 2 + 44 + 604 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40426244609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6761779 + ... + 6767754.

Almost surely, 2^40426244604 is an apocalyptic number.

It is an amenable number.

40426244604 is an abundant number, since it is smaller than the sum of its proper divisors (62993513292).

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

40426244604 is a wasteful number, since it uses less digits than its factorization.

40426244604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13529626 (or 13529621 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The spelling of 40426244604 in words is "forty billion, four hundred twenty-six million, two hundred forty-four thousand, six hundred four".