55890633744 has 315 divisors, whose sum is σ = 179360778639. Its totient is φ = 16851447360.

The previous prime is 55890633647. The next prime is 55890633781. The reversal of 55890633744 is 44733609855.

The square root of 55890633744 is 236412.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 280857357 + ... + 280857555.

Almost surely, 2^55890633744 is an apocalyptic number.

55890633744 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

55890633744 is the 236412-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55890633744

55890633744 is an abundant number, since it is smaller than the sum of its proper divisors (123470144895).

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

55890633744 is an equidigital number, since it uses as much as digits as its factorization.

55890633744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 54.

The spelling of 55890633744 in words is "fifty-five billion, eight hundred ninety million, six hundred thirty-three thousand, seven hundred forty-four".