10915438653 has 24 divisors (see below), whose sum is σ = 18023436288. Its totient is φ = 6235905312.

The previous prime is 10915438643. The next prime is 10915438657. The reversal of 10915438653 is 35683451901.

10915438653 is a `hidden beast` number, since 10 + 91 + 543 + 8 + 6 + 5 + 3 = 666.

It is not a de Polignac number, because 10915438653 - 2²² = 10911244349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10915438599 and 10915438608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10915438657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279876 + ... + 316482.

It is an arithmetic number, because the mean of its divisors is an integer number (750976512).

Almost surely, 2^10915438653 is an apocalyptic number.

It is an amenable number.

10915438653 is a deficient number, since it is larger than the sum of its proper divisors (7107997635).

10915438653 is a wasteful number, since it uses less digits than its factorization.

10915438653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41353 (or 41350 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 10915438653 in words is "ten billion, nine hundred fifteen million, four hundred thirty-eight thousand, six hundred fifty-three".