10406260778 has 16 divisors (see below), whose sum is σ = 15679688064. Its totient is φ = 5179749120.

The previous prime is 10406260769. The next prime is 10406260793. The reversal of 10406260778 is 87706260401.

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, 411233 + ... + 435803.

It is an arithmetic number, because the mean of its divisors is an integer number (979980504).

Almost surely, 2^10406260778 is an apocalyptic number.

10406260778 is a deficient number, since it is larger than the sum of its proper divisors (5273427286).

10406260778 is a wasteful number, since it uses less digits than its factorization.

10406260778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25517.

The product of its (nonzero) digits is 112896, while the sum is 41.

The spelling of 10406260778 in words is "ten billion, four hundred six million, two hundred sixty thousand, seven hundred seventy-eight".