64192514394 has 16 divisors (see below), whose sum is σ = 128752898400. Its totient is φ = 21336193200.

The previous prime is 64192514381. The next prime is 64192514479. The reversal of 64192514394 is 49341529146.

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 7 ways as a sum of consecutive naturals, for example, 15325632 + ... + 15329819.

It is an arithmetic number, because the mean of its divisors is an integer number (8047056150).

Almost surely, 2^64192514394 is an apocalyptic number.

64192514394 is an abundant number, since it is smaller than the sum of its proper divisors (64560384006).

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

64192514394 is a wasteful number, since it uses less digits than its factorization.

64192514394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30655805.

The product of its digits is 933120, while the sum is 48.

The spelling of 64192514394 in words is "sixty-four billion, one hundred ninety-two million, five hundred fourteen thousand, three hundred ninety-four".