10499681655 has 12 divisors (see below), whose sum is σ = 18199448280. Its totient is φ = 5599830192.

The previous prime is 10499681629. The next prime is 10499681683. The reversal of 10499681655 is 55618699401.

10499681655 is a `hidden beast` number, since 10 + 499 + 6 + 81 + 65 + 5 = 666.

It is not a de Polignac number, because 10499681655 - 2¹⁴ = 10499665271 is a prime.

It is a super-2 number, since 2×10499681655² (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 11 ways as a sum of consecutive naturals, for example, 116663085 + ... + 116663174.

It is an arithmetic number, because the mean of its divisors is an integer number (1516620690).

Almost surely, 2^10499681655 is an apocalyptic number.

10499681655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10499681655 is a deficient number, since it is larger than the sum of its proper divisors (7699766625).

10499681655 is a wasteful number, since it uses less digits than its factorization.

10499681655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233326270 (or 233326267 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 54.

The spelling of 10499681655 in words is "ten billion, four hundred ninety-nine million, six hundred eighty-one thousand, six hundred fifty-five".