10545715550 has 24 divisors (see below), whose sum is σ = 19671267000. Its totient is φ = 4206192480.

The previous prime is 10545715541. The next prime is 10545715567. The reversal of 10545715550 is 5551754501.

It is a happy number.

It is a super-2 number, since 2×10545715550² (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, 284720 + ... + 319619.

It is an arithmetic number, because the mean of its divisors is an integer number (819636125).

Almost surely, 2^10545715550 is an apocalyptic number.

10545715550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10545715550 is a deficient number, since it is larger than the sum of its proper divisors (9125551450).

10545715550 is a wasteful number, since it uses less digits than its factorization.

10545715550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604700 (or 604695 counting only the distinct ones).

The product of its (nonzero) digits is 87500, while the sum is 38.

The spelling of 10545715550 in words is "ten billion, five hundred forty-five million, seven hundred fifteen thousand, five hundred fifty".