13456541550 has 24 divisors (see below), whose sum is σ = 33372223416. Its totient is φ = 3588411040.

The previous prime is 13456541533. The next prime is 13456541563. The reversal of 13456541550 is 5514565431.

It is a junction number, because it is equal to n+sod(n) for n = 13456541499 and 13456541508.

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, 44854989 + ... + 44855288.

It is an arithmetic number, because the mean of its divisors is an integer number (1390509309).

Almost surely, 2^13456541550 is an apocalyptic number.

13456541550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13456541550 is an abundant number, since it is smaller than the sum of its proper divisors (19915681866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13456541550 is a wasteful number, since it uses less digits than its factorization.

13456541550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89710292 (or 89710287 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 13456541550 in words is "thirteen billion, four hundred fifty-six million, five hundred forty-one thousand, five hundred fifty".