55670671551 has 16 divisors (see below), whose sum is σ = 81422909568. Its totient is φ = 33553389600.

The previous prime is 55670671519. The next prime is 55670671577. The reversal of 55670671551 is 15517607655.

It is not a de Polignac number, because 55670671551 - 2⁵ = 55670671519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55670671551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55670671051) 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, 4654221 + ... + 4666166.

It is an arithmetic number, because the mean of its divisors is an integer number (5088931848).

Almost surely, 2^55670671551 is an apocalyptic number.

55670671551 is a deficient number, since it is larger than the sum of its proper divisors (25752238017).

55670671551 is a wasteful number, since it uses less digits than its factorization.

55670671551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9320582.

The product of its (nonzero) digits is 1102500, while the sum is 48.

The spelling of 55670671551 in words is "fifty-five billion, six hundred seventy million, six hundred seventy-one thousand, five hundred fifty-one".