10320612655 has 16 divisors (see below), whose sum is σ = 12836386080. Its totient is φ = 7956482688.

The previous prime is 10320612623. The next prime is 10320612667. The reversal of 10320612655 is 55621602301.

It is not a de Polignac number, because 10320612655 - 2⁵ = 10320612623 is a prime.

It is a super-2 number, since 2×10320612655² (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 15 ways as a sum of consecutive naturals, for example, 7789 + ... + 143881.

It is an arithmetic number, because the mean of its divisors is an integer number (802274130).

Almost surely, 2^10320612655 is an apocalyptic number.

10320612655 is a deficient number, since it is larger than the sum of its proper divisors (2515773425).

10320612655 is a wasteful number, since it uses less digits than its factorization.

10320612655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136650.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 10320612655 in words is "ten billion, three hundred twenty million, six hundred twelve thousand, six hundred fifty-five".