10402023204 has 18 divisors (see below), whose sum is σ = 26294003190. Its totient is φ = 3467341056.

The previous prime is 10402023193. The next prime is 10402023277. The reversal of 10402023204 is 40232020401.

It can be written as a sum of positive squares in only one way, i.e., 8864599104 + 1537424100 = 94152^2 + 39210^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 144472509 + ... + 144472580.

It is an arithmetic number, because the mean of its divisors is an integer number (1460777955).

Almost surely, 2^10402023204 is an apocalyptic number.

It is an amenable number.

10402023204 is an abundant number, since it is smaller than the sum of its proper divisors (15891979986).

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

10402023204 is a wasteful number, since it uses less digits than its factorization.

10402023204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288945099 (or 288945094 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 10402023204 its reverse (40232020401), we get a palindrome (50634043605).

The spelling of 10402023204 in words is "ten billion, four hundred two million, twenty-three thousand, two hundred four".