10106377978 has 16 divisors (see below), whose sum is σ = 15775040160. Its totient is φ = 4852015056.

The previous prime is 10106377969. The next prime is 10106378011. The reversal of 10106377978 is 87977360101.

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, 990825 + ... + 1000972.

It is an arithmetic number, because the mean of its divisors is an integer number (985940010).

Almost surely, 2^10106377978 is an apocalyptic number.

10106377978 is a deficient number, since it is larger than the sum of its proper divisors (5668662182).

10106377978 is a wasteful number, since it uses less digits than its factorization.

10106377978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991901.

The product of its (nonzero) digits is 444528, while the sum is 49.

The spelling of 10106377978 in words is "ten billion, one hundred six million, three hundred seventy-seven thousand, nine hundred seventy-eight".