2455560655542 has 32 divisors (see below), whose sum is σ = 5509780124160. Its totient is φ = 810573418440.

The previous prime is 2455560655523. The next prime is 2455560655591.

It is a happy number.

2455560655542 is a `hidden beast` number, since 2 + 45 + 5 + 5 + 6 + 0 + 6 + 55 + 542 = 666.

2455560655542 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 220738834 + ... + 220749957.

It is an arithmetic number, because the mean of its divisors is an integer number (172180628880).

Almost surely, 2^{2455560655542} is an apocalyptic number.

2455560655542 is an abundant number, since it is smaller than the sum of its proper divisors (3054219468618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2455560655542 is a wasteful number, since it uses less digits than its factorization.

2455560655542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441488905 (or 441488899 counting only the distinct ones).

The product of its (nonzero) digits is 36000000, while the sum is 54.

The spelling of 2455560655542 in words is "two trillion, four hundred fifty-five billion, five hundred sixty million, six hundred fifty-five thousand, five hundred forty-two".