10078099920 has 160 divisors (see below), whose sum is σ = 39672579840. Its totient is φ = 2303562240.

The previous prime is 10078099903. The next prime is 10078099943. The reversal of 10078099920 is 2999087001.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 318151 + ... + 348390.

It is an arithmetic number, because the mean of its divisors is an integer number (247953624).

Almost surely, 2^10078099920 is an apocalyptic number.

10078099920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10078099920 is an abundant number, since it is smaller than the sum of its proper divisors (29594479920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10078099920 is a wasteful number, since it uses less digits than its factorization.

10078099920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666570 (or 666558 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The spelling of 10078099920 in words is "ten billion, seventy-eight million, ninety-nine thousand, nine hundred twenty".