55202402012 has 24 divisors (see below), whose sum is σ = 97705349280. Its totient is φ = 27286688000.

The previous prime is 55202401997. The next prime is 55202402029. The reversal of 55202402012 is 21020420255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4239512 + ... + 4252512.

It is an arithmetic number, because the mean of its divisors is an integer number (4071056220).

Almost surely, 2^55202402012 is an apocalyptic number.

It is an amenable number.

55202402012 is a deficient number, since it is larger than the sum of its proper divisors (42502947268).

55202402012 is a wasteful number, since it uses less digits than its factorization.

55202402012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25021 (or 25019 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

Adding to 55202402012 its reverse (21020420255), we get a palindrome (76222822267).

The spelling of 55202402012 in words is "fifty-five billion, two hundred two million, four hundred two thousand, twelve".