15115060551 has 8 divisors (see below), whose sum is σ = 20582210304. Its totient is φ = 9862308920.

The previous prime is 15115060523. The next prime is 15115060601. The reversal of 15115060551 is 15506051151.

15115060551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 15115060551 - 2⁶ = 15115060487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15115060511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53599365 + ... + 53599646.

It is an arithmetic number, because the mean of its divisors is an integer number (2572776288).

Almost surely, 2^15115060551 is an apocalyptic number.

15115060551 is a deficient number, since it is larger than the sum of its proper divisors (5467149753).

15115060551 is a wasteful number, since it uses less digits than its factorization.

15115060551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107199061.

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 15115060551 in words is "fifteen billion, one hundred fifteen million, sixty thousand, five hundred fifty-one".