55154363612651 has 4 divisors (see below), whose sum is σ = 55267616926512. Its totient is φ = 55041110298792.

The previous prime is 55154363612641. The next prime is 55154363612707. The reversal of 55154363612651 is 15621636345155.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55154363612651 - 2⁶ = 55154363612587 is a prime.

It is a super-3 number, since 3×55154363612651³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55154363612593 and 55154363612602.

It is not an unprimeable number, because it can be changed into a prime (55154363612641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56626656200 + ... + 56626657173.

It is an arithmetic number, because the mean of its divisors is an integer number (13816904231628).

Almost surely, 2^{55154363612651} is an apocalyptic number.

55154363612651 is a deficient number, since it is larger than the sum of its proper divisors (113253313861).

55154363612651 is a wasteful number, since it uses less digits than its factorization.

55154363612651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113253313860.

The product of its digits is 9720000, while the sum is 53.

The spelling of 55154363612651 in words is "fifty-five trillion, one hundred fifty-four billion, three hundred sixty-three million, six hundred twelve thousand, six hundred fifty-one".