40542453624 has 16 divisors (see below), whose sum is σ = 101356134120. Its totient is φ = 13514151200.

The previous prime is 40542453599. The next prime is 40542453641. The reversal of 40542453624 is 42635424504.

It is a happy number.

40542453624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 844634427 + ... + 844634474.

Almost surely, 2^40542453624 is an apocalyptic number.

It is an amenable number.

40542453624 is an abundant number, since it is smaller than the sum of its proper divisors (60813680496).

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

40542453624 is a wasteful number, since it uses less digits than its factorization.

40542453624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689268910 (or 1689268906 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 39.

The spelling of 40542453624 in words is "forty billion, five hundred forty-two million, four hundred fifty-three thousand, six hundred twenty-four".