40531041036 has 48 divisors (see below), whose sum is σ = 106120906080. Its totient is φ = 13376577600.

The previous prime is 40531040999. The next prime is 40531041049. The reversal of 40531041036 is 63014013504.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 1846951 + ... + 1868766.

It is an arithmetic number, because the mean of its divisors is an integer number (2210852210).

Almost surely, 2^40531041036 is an apocalyptic number.

It is an amenable number.

40531041036 is an abundant number, since it is smaller than the sum of its proper divisors (65589865044).

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

40531041036 is a wasteful number, since it uses less digits than its factorization.

40531041036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3715831 (or 3715823 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 40531041036 in words is "forty billion, five hundred thirty-one million, forty-one thousand, thirty-six".