10620402405 has 32 divisors (see below), whose sum is σ = 17419691520. Its totient is φ = 5522065920.

The previous prime is 10620402361. The next prime is 10620402413. The reversal of 10620402405 is 50420402601.

It is not a de Polignac number, because 10620402405 - 2⁶ = 10620402341 is a prime.

It is a super-2 number, since 2×10620402405² (a number of 21 digits) contains 22 as substring.

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, 968091 + ... + 978999.

It is an arithmetic number, because the mean of its divisors is an integer number (544365360).

Almost surely, 2^10620402405 is an apocalyptic number.

10620402405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10620402405 is a deficient number, since it is larger than the sum of its proper divisors (6799289115).

10620402405 is a wasteful number, since it uses less digits than its factorization.

10620402405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12541.

The product of its (nonzero) digits is 1920, while the sum is 24.

The spelling of 10620402405 in words is "ten billion, six hundred twenty million, four hundred two thousand, four hundred five".