55860967240 has 64 divisors (see below), whose sum is σ = 135724700160. Its totient is φ = 20569317120.

The previous prime is 55860967237. The next prime is 55860967241. The reversal of 55860967240 is 4276906855.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (55860967241) 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, 44485 + ... + 337195.

It is an arithmetic number, because the mean of its divisors is an integer number (2120698440).

Almost surely, 2^55860967240 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 55860967240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67862350080).

55860967240 is an abundant number, since it is smaller than the sum of its proper divisors (79863732920).

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

55860967240 is a wasteful number, since it uses less digits than its factorization.

55860967240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293102 (or 293098 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 52.

The spelling of 55860967240 in words is "fifty-five billion, eight hundred sixty million, nine hundred sixty-seven thousand, two hundred forty".