55440010192 has 80 divisors (see below), whose sum is σ = 124351898112. Its totient is φ = 23453337600.

The previous prime is 55440010183. The next prime is 55440010193. The reversal of 55440010192 is 29101004455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55440010193) 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, 3804873 + ... + 3819415.

Almost surely, 2^55440010192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55440010192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62175949056).

55440010192 is an abundant number, since it is smaller than the sum of its proper divisors (68911887920).

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

55440010192 is a wasteful number, since it uses less digits than its factorization.

55440010192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14996 (or 14990 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 55440010192 in words is "fifty-five billion, four hundred forty million, ten thousand, one hundred ninety-two".