64006757250 has 64 divisors (see below), whose sum is σ = 161685853056. Its totient is φ = 16862808000.

The previous prime is 64006757249. The next prime is 64006757257. The reversal of 64006757250 is 5275760046.

It is not an unprimeable number, because it can be changed into a prime (64006757257) 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 in 31 ways as a sum of consecutive naturals, for example, 451861 + ... + 576360.

It is an arithmetic number, because the mean of its divisors is an integer number (2526341454).

Almost surely, 2^64006757250 is an apocalyptic number.

64006757250 is an abundant number, since it is smaller than the sum of its proper divisors (97679095806).

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

64006757250 is a wasteful number, since it uses less digits than its factorization.

64006757250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028324 (or 1028314 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 64006757250 in words is "sixty-four billion, six million, seven hundred fifty-seven thousand, two hundred fifty".