68370437064 has 32 divisors (see below), whose sum is σ = 179922204000. Its totient is φ = 21590664192.

The previous prime is 68370436913. The next prime is 68370437081. The reversal of 68370437064 is 46073407386.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 74967129 + ... + 74968040.

It is an arithmetic number, because the mean of its divisors is an integer number (5622568875).

Almost surely, 2^68370437064 is an apocalyptic number.

It is an amenable number.

68370437064 is an abundant number, since it is smaller than the sum of its proper divisors (111551766936).

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

68370437064 is a wasteful number, since it uses less digits than its factorization.

68370437064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149935197 (or 149935193 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 48.

The spelling of 68370437064 in words is "sixty-eight billion, three hundred seventy million, four hundred thirty-seven thousand, sixty-four".