1371577055551 has 8 divisors (see below), whose sum is σ = 1387357054160. Its totient is φ = 1355855179392.

The previous prime is 1371577055549. The next prime is 1371577055567. The reversal of 1371577055551 is 1555507751731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1371577055551 - 2¹ = 1371577055549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1371577005551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14483145 + ... + 14577538.

It is an arithmetic number, because the mean of its divisors is an integer number (173419631770).

Almost surely, 2^{1371577055551} is an apocalyptic number.

1371577055551 is a deficient number, since it is larger than the sum of its proper divisors (15779998609).

1371577055551 is a wasteful number, since it uses less digits than its factorization.

1371577055551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29061225.

The product of its (nonzero) digits is 3215625, while the sum is 52.

The spelling of 1371577055551 in words is "one trillion, three hundred seventy-one billion, five hundred seventy-seven million, fifty-five thousand, five hundred fifty-one".