550253383680 has 1664 divisors, whose sum is σ = 2472995266560. Its totient is φ = 100694753280.

The previous prime is 550253383663. The next prime is 550253383697. The reversal of 550253383680 is 86383352055.

It is an interprime number because it is at equal distance from previous prime (550253383663) and next prime (550253383697).

It is a tau number, because it is divible by the number of its divisors (1664).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1414532926 + ... + 1414533314.

It is an arithmetic number, because the mean of its divisors is an integer number (1486175040).

Almost surely, 2^550253383680 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 550253383680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1236497633280).

550253383680 is an abundant number, since it is smaller than the sum of its proper divisors (1922741882880).

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

550253383680 is a wasteful number, since it uses less digits than its factorization.

550253383680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475 (or 453 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 550253383680 in words is "five hundred fifty billion, two hundred fifty-three million, three hundred eighty-three thousand, six hundred eighty".