88081261551 has 6 divisors (see below), whose sum is σ = 127228488920. Its totient is φ = 58720841028.

The previous prime is 88081261547. The next prime is 88081261553. The reversal of 88081261551 is 15516218088.

88081261551 is a `hidden beast` number, since 8 + 80 + 8 + 12 + 6 + 1 + 551 = 666.

It is not a de Polignac number, because 88081261551 - 2² = 88081261547 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 88081261497 and 88081261506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88081261553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4893403411 + ... + 4893403428.

Almost surely, 2^88081261551 is an apocalyptic number.

88081261551 is a deficient number, since it is larger than the sum of its proper divisors (39147227369).

88081261551 is a wasteful number, since it uses less digits than its factorization.

88081261551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9786806845 (or 9786806842 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 45.

The spelling of 88081261551 in words is "eighty-eight billion, eighty-one million, two hundred sixty-one thousand, five hundred fifty-one".