10420623514 has 48 divisors (see below), whose sum is σ = 18634692168. Its totient is φ = 4356014208.

The previous prime is 10420623503. The next prime is 10420623529. The reversal of 10420623514 is 41532602401.

It can be written as a sum of positive squares in 4 ways, for example, as 10097235225 + 323388289 = 100485^2 + 17983^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 892764 + ... + 904360.

Almost surely, 2^10420623514 is an apocalyptic number.

10420623514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10420623514 is a deficient number, since it is larger than the sum of its proper divisors (8214068654).

10420623514 is a wasteful number, since it uses less digits than its factorization.

10420623514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11839 (or 11832 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 10420623514 in words is "ten billion, four hundred twenty million, six hundred twenty-three thousand, five hundred fourteen".