40040486624 has 12 divisors (see below), whose sum is σ = 78829708104. Its totient is φ = 20020243296.

The previous prime is 40040486617. The next prime is 40040486671. The reversal of 40040486624 is 42668404004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625632572 + ... + 625632635.

It is an arithmetic number, because the mean of its divisors is an integer number (6569142342).

Almost surely, 2^40040486624 is an apocalyptic number.

It is an amenable number.

40040486624 is a deficient number, since it is larger than the sum of its proper divisors (38789221480).

40040486624 is a wasteful number, since it uses less digits than its factorization.

40040486624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251265217 (or 1251265209 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 38.

The spelling of 40040486624 in words is "forty billion, forty million, four hundred eighty-six thousand, six hundred twenty-four".