551250484957 has 2 divisors, whose sum is σ = 551250484958. Its totient is φ = 551250484956.

The previous prime is 551250484951. The next prime is 551250484997. The reversal of 551250484957 is 759484052155.

It is a happy number.

551250484957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 549000974916 + 2249510041 = 740946^2 + 47429^2 .

It is a cyclic number.

It is not a de Polignac number, because 551250484957 - 2³⁹ = 1494671069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 551250484898 and 551250484907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551250484951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275625242478 + 275625242479.

It is an arithmetic number, because the mean of its divisors is an integer number (275625242479).

Almost surely, 2^551250484957 is an apocalyptic number.

It is an amenable number.

551250484957 is a deficient number, since it is larger than the sum of its proper divisors (1).

551250484957 is an equidigital number, since it uses as much as digits as its factorization.

551250484957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080000, while the sum is 55.

The spelling of 551250484957 in words is "five hundred fifty-one billion, two hundred fifty million, four hundred eighty-four thousand, nine hundred fifty-seven".