2550400555042 has 64 divisors (see below), whose sum is σ = 4108870001664. Its totient is φ = 1184648351040.

The previous prime is 2550400554971. The next prime is 2550400555081. The reversal of 2550400555042 is 2405550040552.

It is a junction number, because it is equal to n+sod(n) for n = 2550400554992 and 2550400555010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69563988 + ... + 69600640.

It is an arithmetic number, because the mean of its divisors is an integer number (64201093776).

Almost surely, 2^{2550400555042} is an apocalyptic number.

2550400555042 is a deficient number, since it is larger than the sum of its proper divisors (1558469446622).

2550400555042 is a wasteful number, since it uses less digits than its factorization.

2550400555042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37063.

The product of its (nonzero) digits is 200000, while the sum is 37.

Adding to 2550400555042 its reverse (2405550040552), we get a palindrome (4955950595594).

The spelling of 2550400555042 in words is "two trillion, five hundred fifty billion, four hundred million, five hundred fifty-five thousand, forty-two".