55015009151 has 4 divisors (see below), whose sum is σ = 55015512912. Its totient is φ = 55014505392.

The previous prime is 55015009099. The next prime is 55015009201. The reversal of 55015009151 is 15190051055.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 55015009151 - 2³⁴ = 37835139967 is a prime.

It is a super-2 number, since 2×55015009151² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55015005151) 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 3 ways as a sum of consecutive naturals, for example, 11771 + ... + 331916.

It is an arithmetic number, because the mean of its divisors is an integer number (13753878228).

Almost surely, 2^55015009151 is an apocalyptic number.

55015009151 is a deficient number, since it is larger than the sum of its proper divisors (503761).

55015009151 is a wasteful number, since it uses less digits than its factorization.

55015009151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503760.

The product of its (nonzero) digits is 5625, while the sum is 32.

The spelling of 55015009151 in words is "fifty-five billion, fifteen million, nine thousand, one hundred fifty-one".