10000000402 has 32 divisors (see below), whose sum is σ = 17516943360. Its totient is φ = 4192290960.

The previous prime is 10000000391. The next prime is 10000000403. The reversal of 10000000402 is 20400000001.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is not an unprimeable number, because it can be changed into a prime (10000000403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1931277 + ... + 1936447.

It is an arithmetic number, because the mean of its divisors is an integer number (547404480).

Almost surely, 2^10000000402 is an apocalyptic number.

10000000402 is a deficient number, since it is larger than the sum of its proper divisors (7516942958).

10000000402 is a wasteful number, since it uses less digits than its factorization.

10000000402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8166.

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 10000000402 its reverse (20400000001), we get a palindrome (30400000403).

The spelling of 10000000402 in words is "ten billion, four hundred two", and thus it is an aban number.