55651655151 has 20 divisors (see below), whose sum is σ = 83476098552. Its totient is φ = 37101090312.

The previous prime is 55651655089. The next prime is 55651655167. The reversal of 55651655151 is 15155615655.

It is a de Polignac number, because none of the positive numbers 2^k-55651655151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55651655097 and 55651655106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55651645151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1394016 + ... + 1433381.

Almost surely, 2^55651655151 is an apocalyptic number.

55651655151 is a deficient number, since it is larger than the sum of its proper divisors (27824443401).

55651655151 is an frugal number, since it uses more digits than its factorization.

55651655151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827424 (or 2827400 counting only the distinct ones).

The product of its digits is 562500, while the sum is 45.

The spelling of 55651655151 in words is "fifty-five billion, six hundred fifty-one million, six hundred fifty-five thousand, one hundred fifty-one".