551251020498 has 8 divisors (see below), whose sum is σ = 1102502041008. Its totient is φ = 183750340164.

The previous prime is 551251020493. The next prime is 551251020581. The reversal of 551251020498 is 894020152155.

It is a sphenic number, since it is the product of 3 distinct primes.

551251020498 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (551251020493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45937585036 + ... + 45937585047.

It is an arithmetic number, because the mean of its divisors is an integer number (137812755126).

Almost surely, 2^551251020498 is an apocalyptic number.

551251020498 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

551251020498 is a wasteful number, since it uses less digits than its factorization.

551251020498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91875170088.

The product of its (nonzero) digits is 144000, while the sum is 42.

The spelling of 551251020498 in words is "five hundred fifty-one billion, two hundred fifty-one million, twenty thousand, four hundred ninety-eight".