107631127781578 has 16 divisors (see below), whose sum is σ = 161843525400960. Its totient is φ = 53683289394336.

The previous prime is 107631127781521. The next prime is 107631127781623. The reversal of 107631127781578 is 875187721136701.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65415151 + ... + 67040317.

It is an arithmetic number, because the mean of its divisors is an integer number (10115220337560).

Almost surely, 2^{107631127781578} is an apocalyptic number.

107631127781578 is a deficient number, since it is larger than the sum of its proper divisors (54212397619382).

107631127781578 is a wasteful number, since it uses less digits than its factorization.

107631127781578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706541.

The product of its (nonzero) digits is 27659520, while the sum is 64.

The spelling of 107631127781578 in words is "one hundred seven trillion, six hundred thirty-one billion, one hundred twenty-seven million, seven hundred eighty-one thousand, five hundred seventy-eight".