13777880504 has 8 divisors (see below), whose sum is σ = 25833525960. Its totient is φ = 6888940248.

The previous prime is 13777880491. The next prime is 13777880521. The reversal of 13777880504 is 40508877731.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 861117524 + ... + 861117539.

It is an arithmetic number, because the mean of its divisors is an integer number (3229190745).

Almost surely, 2^13777880504 is an apocalyptic number.

It is an amenable number.

13777880504 is a deficient number, since it is larger than the sum of its proper divisors (12055645456).

13777880504 is a wasteful number, since it uses less digits than its factorization.

13777880504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1722235069 (or 1722235065 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 50.

The spelling of 13777880504 in words is "thirteen billion, seven hundred seventy-seven million, eight hundred eighty thousand, five hundred four".