40246664044 has 24 divisors (see below), whose sum is σ = 74344012400. Its totient is φ = 19064196288.

The previous prime is 40246664027. The next prime is 40246664069. The reversal of 40246664044 is 44046664204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40246663988 and 40246664006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 706029 + ... + 760900.

Almost surely, 2^40246664044 is an apocalyptic number.

It is an amenable number.

40246664044 is a deficient number, since it is larger than the sum of its proper divisors (34097348356).

40246664044 is a wasteful number, since it uses less digits than its factorization.

40246664044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1466990 (or 1466950 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 40246664044 in words is "forty billion, two hundred forty-six million, six hundred sixty-four thousand, forty-four".