55274460372 has 96 divisors (see below), whose sum is σ = 144320400000. Its totient is φ = 18294481152.

The previous prime is 55274460359. The next prime is 55274460377. The reversal of 55274460372 is 27306447255.

55274460372 is a `hidden beast` number, since 5 + 5 + 274 + 4 + 6 + 0 + 372 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55274460377) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16024504 + ... + 16027952.

It is an arithmetic number, because the mean of its divisors is an integer number (1503337500).

Almost surely, 2^55274460372 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 55274460372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72160200000).

55274460372 is an abundant number, since it is smaller than the sum of its proper divisors (89045939628).

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

55274460372 is a wasteful number, since it uses less digits than its factorization.

55274460372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4470 (or 4462 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 45.

The spelling of 55274460372 in words is "fifty-five billion, two hundred seventy-four million, four hundred sixty thousand, three hundred seventy-two".