10269797978 has 8 divisors (see below), whose sum is σ = 16805124000. Its totient is φ = 4668089980.

The previous prime is 10269797953. The next prime is 10269797983. The reversal of 10269797978 is 87979796201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233404478 + ... + 233404521.

It is an arithmetic number, because the mean of its divisors is an integer number (2100640500).

Almost surely, 2^10269797978 is an apocalyptic number.

10269797978 is a deficient number, since it is larger than the sum of its proper divisors (6535326022).

10269797978 is a wasteful number, since it uses less digits than its factorization.

10269797978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466809012.

The product of its (nonzero) digits is 24004512, while the sum is 65.

The spelling of 10269797978 in words is "ten billion, two hundred sixty-nine million, seven hundred ninety-seven thousand, nine hundred seventy-eight".