551005010050 has 24 divisors (see below), whose sum is σ = 1118039257872. Its totient is φ = 200365458000.

The previous prime is 551005010047. The next prime is 551005010071. The reversal of 551005010050 is 50010500155.

It is a super-2 number, since 2×551005010050² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 500913096 + ... + 500914195.

It is an arithmetic number, because the mean of its divisors is an integer number (46584969078).

Almost surely, 2^551005010050 is an apocalyptic number.

551005010050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

551005010050 is an abundant number, since it is smaller than the sum of its proper divisors (567034247822).

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

551005010050 is a wasteful number, since it uses less digits than its factorization.

551005010050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001827314 (or 1001827309 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 22.

The spelling of 551005010050 in words is "five hundred fifty-one billion, five million, ten thousand, fifty".