115376261551 has 4 divisors (see below), whose sum is σ = 116256996504. Its totient is φ = 114495526600.

The previous prime is 115376261501. The next prime is 115376261569. The reversal of 115376261551 is 155162673511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 155162673511 = 53453 ⋅2902787.

It is a cyclic number.

It is not a de Polignac number, because 115376261551 - 2¹³ = 115376253359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115376261498 and 115376261507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115376261501) 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, 440367280 + ... + 440367541.

It is an arithmetic number, because the mean of its divisors is an integer number (29064249126).

Almost surely, 2^115376261551 is an apocalyptic number.

115376261551 is a deficient number, since it is larger than the sum of its proper divisors (880734953).

115376261551 is an equidigital number, since it uses as much as digits as its factorization.

115376261551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880734952.

The product of its digits is 189000, while the sum is 43.

The spelling of 115376261551 in words is "one hundred fifteen billion, three hundred seventy-six million, two hundred sixty-one thousand, five hundred fifty-one".