107664521942 has 4 divisors (see below), whose sum is σ = 161496782916. Its totient is φ = 53832260970.

The previous prime is 107664521903. The next prime is 107664521947. The reversal of 107664521942 is 249125466701.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107664521947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26916130484 + ... + 26916130487.

It is an arithmetic number, because the mean of its divisors is an integer number (40374195729).

Almost surely, 2^107664521942 is an apocalyptic number.

107664521942 is a deficient number, since it is larger than the sum of its proper divisors (53832260974).

107664521942 is an equidigital number, since it uses as much as digits as its factorization.

107664521942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53832260973.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 107664521942 in words is "one hundred seven billion, six hundred sixty-four million, five hundred twenty-one thousand, nine hundred forty-two".