115100051655511 has 4 divisors (see below), whose sum is σ = 123953901782872. Its totient is φ = 106246201528152.

The previous prime is 115100051655509. The next prime is 115100051655539. The reversal of 115100051655511 is 115556150001511.

It is a happy number.

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 115100051655511 - 2¹ = 115100051655509 is a prime.

It is a super-2 number, since 2×115100051655511² (a number of 29 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 (115100051655551) 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, 4426925063661 + ... + 4426925063686.

It is an arithmetic number, because the mean of its divisors is an integer number (30988475445718).

Almost surely, 2^{115100051655511} is an apocalyptic number.

115100051655511 is a deficient number, since it is larger than the sum of its proper divisors (8853850127361).

115100051655511 is an equidigital number, since it uses as much as digits as its factorization.

115100051655511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8853850127360.

The product of its (nonzero) digits is 18750, while the sum is 37.

The spelling of 115100051655511 in words is "one hundred fifteen trillion, one hundred billion, fifty-one million, six hundred fifty-five thousand, five hundred eleven".