40531213504 has 14 divisors (see below), whose sum is σ = 80429126924. Its totient is φ = 20265606720.

The previous prime is 40531213501. The next prime is 40531213517.

40531213504 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (40531213501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316650042 + ... + 316650169.

Almost surely, 2^40531213504 is an apocalyptic number.

It is an amenable number.

40531213504 is a deficient number, since it is larger than the sum of its proper divisors (39897913420).

40531213504 is an equidigital number, since it uses as much as digits as its factorization.

40531213504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633300223 (or 633300213 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 40531213504 in words is "forty billion, five hundred thirty-one million, two hundred thirteen thousand, five hundred four".