99755039317495 has 16 divisors (see below), whose sum is σ = 120512912820480. Its totient is φ = 79266495769344.

The previous prime is 99755039317361. The next prime is 99755039317499. The reversal of 99755039317495 is 59471393055799.

It is a cyclic number.

It is not a de Polignac number, because 99755039317495 - 2⁴⁵ = 64570667228663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99755039317499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21290215 + ... + 25549624.

It is an arithmetic number, because the mean of its divisors is an integer number (7532057051280).

Almost surely, 2^{99755039317495} is an apocalyptic number.

99755039317495 is a deficient number, since it is larger than the sum of its proper divisors (20757873502985).

99755039317495 is a wasteful number, since it uses less digits than its factorization.

99755039317495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46842714.

The product of its (nonzero) digits is 1446700500, while the sum is 76.

The spelling of 99755039317495 in words is "ninety-nine trillion, seven hundred fifty-five billion, thirty-nine million, three hundred seventeen thousand, four hundred ninety-five".