115555453251 has 48 divisors (see below), whose sum is σ = 187720135680. Its totient is φ = 61925391360.

The previous prime is 115555453241. The next prime is 115555453271. The reversal of 115555453251 is 152354555511.

It is not a de Polignac number, because 115555453251 - 2¹¹ = 115555451203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115555453241) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1671510 + ... + 1739268.

It is an arithmetic number, because the mean of its divisors is an integer number (3910836160).

Almost surely, 2^115555453251 is an apocalyptic number.

115555453251 is a deficient number, since it is larger than the sum of its proper divisors (72164682429).

115555453251 is a wasteful number, since it uses less digits than its factorization.

115555453251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68084 (or 68067 counting only the distinct ones).

The product of its digits is 375000, while the sum is 42.

The spelling of 115555453251 in words is "one hundred fifteen billion, five hundred fifty-five million, four hundred fifty-three thousand, two hundred fifty-one".