13252261347477 has 16 divisors (see below), whose sum is σ = 19853575056000. Its totient is φ = 8735573021472.

The previous prime is 13252261347389. The next prime is 13252261347503. The reversal of 13252261347477 is 77474316225231.

13252261347477 is a `hidden beast` number, since 1 + 3 + 2 + 5 + 226 + 1 + 347 + 4 + 77 = 666.

It is not a de Polignac number, because 13252261347477 - 2¹² = 13252261343381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13252261348477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2757438577 + ... + 2757443382.

It is an arithmetic number, because the mean of its divisors is an integer number (1240848441000).

Almost surely, 2^{13252261347477} is an apocalyptic number.

It is an amenable number.

13252261347477 is a deficient number, since it is larger than the sum of its proper divisors (6601313708523).

13252261347477 is an equidigital number, since it uses as much as digits as its factorization.

13252261347477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5514882057 (or 5514882051 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 54.

The spelling of 13252261347477 in words is "thirteen trillion, two hundred fifty-two billion, two hundred sixty-one million, three hundred forty-seven thousand, four hundred seventy-seven".