55400225034 has 32 divisors (see below), whose sum is σ = 138140822016. Its totient is φ = 14389668720.

The previous prime is 55400225029. The next prime is 55400225047. The reversal of 55400225034 is 43052200455.

It is a junction number, because it is equal to n+sod(n) for n = 55400224992 and 55400225010.

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, 59956492 + ... + 59957415.

It is an arithmetic number, because the mean of its divisors is an integer number (4316900688).

Almost surely, 2^55400225034 is an apocalyptic number.

55400225034 is an abundant number, since it is smaller than the sum of its proper divisors (82740596982).

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

55400225034 is a wasteful number, since it uses less digits than its factorization.

55400225034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119913930.

The product of its (nonzero) digits is 24000, while the sum is 30.

Adding to 55400225034 its reverse (43052200455), we get a palindrome (98452425489).

The spelling of 55400225034 in words is "fifty-five billion, four hundred million, two hundred twenty-five thousand, thirty-four".