955580431557 has 16 divisors (see below), whose sum is σ = 1349140681152. Its totient is φ = 599541676800.

The previous prime is 955580431529. The next prime is 955580431571. The reversal of 955580431557 is 755134085559.

It is not a de Polignac number, because 955580431557 - 2¹⁰ = 955580430533 is a prime.

It is a super-2 number, since 2×955580431557² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 955580431497 and 955580431506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (955580438557) 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, 222307 + ... + 1400207.

It is an arithmetic number, because the mean of its divisors is an integer number (84321292572).

Almost surely, 2^955580431557 is an apocalyptic number.

It is an amenable number.

955580431557 is a deficient number, since it is larger than the sum of its proper divisors (393560249595).

955580431557 is a wasteful number, since it uses less digits than its factorization.

955580431557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193828.

The product of its (nonzero) digits is 18900000, while the sum is 57.

The spelling of 955580431557 in words is "nine hundred fifty-five billion, five hundred eighty million, four hundred thirty-one thousand, five hundred fifty-seven".