955509641455 has 16 divisors (see below), whose sum is σ = 1159980989760. Its totient is φ = 755532456448.

The previous prime is 955509641441. The next prime is 955509641497. The reversal of 955509641455 is 554146905559.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 955509641455 - 2²³ = 955501252847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 955509641455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2152552 + ... + 2558221.

It is an arithmetic number, because the mean of its divisors is an integer number (72498811860).

Almost surely, 2^955509641455 is an apocalyptic number.

955509641455 is a deficient number, since it is larger than the sum of its proper divisors (204471348305).

955509641455 is a wasteful number, since it uses less digits than its factorization.

955509641455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4711250.

The product of its (nonzero) digits is 24300000, while the sum is 58.

The spelling of 955509641455 in words is "nine hundred fifty-five billion, five hundred nine million, six hundred forty-one thousand, four hundred fifty-five".