40531144502 has 32 divisors (see below), whose sum is σ = 64255343040. Its totient is φ = 19136043520.

The previous prime is 40531144483. The next prime is 40531144523. The reversal of 40531144502 is 20544113504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2665802 + ... + 2680962.

It is an arithmetic number, because the mean of its divisors is an integer number (2007979470).

Almost surely, 2^40531144502 is an apocalyptic number.

40531144502 is a deficient number, since it is larger than the sum of its proper divisors (23724198538).

40531144502 is a wasteful number, since it uses less digits than its factorization.

40531144502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15928.

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 40531144502 in words is "forty billion, five hundred thirty-one million, one hundred forty-four thousand, five hundred two".