64119908370 has 64 divisors (see below), whose sum is σ = 176070537216. Its totient is φ = 14639413440.

The previous prime is 64119908353. The next prime is 64119908393. The reversal of 64119908370 is 7380991146.

It is a happy number.

It is a super-2 number, since 2×64119908370² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14155 + ... + 358385.

It is an arithmetic number, because the mean of its divisors is an integer number (2751102144).

Almost surely, 2^64119908370 is an apocalyptic number.

64119908370 is an abundant number, since it is smaller than the sum of its proper divisors (111950628846).

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

64119908370 is a wasteful number, since it uses less digits than its factorization.

64119908370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345135.

The product of its (nonzero) digits is 326592, while the sum is 48.

The spelling of 64119908370 in words is "sixty-four billion, one hundred nineteen million, nine hundred eight thousand, three hundred seventy".