13126476550 has 24 divisors (see below), whose sum is σ = 26634815352. Its totient is φ = 4773264000.

The previous prime is 13126476547. The next prime is 13126476581. The reversal of 13126476550 is 5567462131.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 11932611 + ... + 11933710.

It is an arithmetic number, because the mean of its divisors is an integer number (1109783973).

Almost surely, 2^13126476550 is an apocalyptic number.

13126476550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13126476550 is an abundant number, since it is smaller than the sum of its proper divisors (13508338802).

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

13126476550 is a wasteful number, since it uses less digits than its factorization.

13126476550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23866344 (or 23866339 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 13126476550 in words is "thirteen billion, one hundred twenty-six million, four hundred seventy-six thousand, five hundred fifty".