67536592040 has 32 divisors (see below), whose sum is σ = 153788150880. Its totient is φ = 26689157952.

The previous prime is 67536592031. The next prime is 67536592043. The reversal of 67536592040 is 4029563576.

It is a super-2 number, since 2×67536592040² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (67536592043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10167854 + ... + 10174493.

It is an arithmetic number, because the mean of its divisors is an integer number (4805879715).

Almost surely, 2^67536592040 is an apocalyptic number.

It is an amenable number.

67536592040 is an abundant number, since it is smaller than the sum of its proper divisors (86251558840).

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

67536592040 is a wasteful number, since it uses less digits than its factorization.

67536592040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20342441 (or 20342437 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 47.

The spelling of 67536592040 in words is "sixty-seven billion, five hundred thirty-six million, five hundred ninety-two thousand, forty".