40523540982 has 32 divisors (see below), whose sum is σ = 81591516000. Its totient is φ = 13417168128.

The previous prime is 40523540957. The next prime is 40523540983. The reversal of 40523540982 is 28904532504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40523540983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3695644 + ... + 3706592.

It is an arithmetic number, because the mean of its divisors is an integer number (2549734875).

Almost surely, 2^40523540982 is an apocalyptic number.

40523540982 is an abundant number, since it is smaller than the sum of its proper divisors (41067975018).

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

40523540982 is a wasteful number, since it uses less digits than its factorization.

40523540982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15040.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 40523540982 in words is "forty billion, five hundred twenty-three million, five hundred forty thousand, nine hundred eighty-two".