253002800551 has 4 divisors (see below), whose sum is σ = 253003957704. Its totient is φ = 253001643400.

The previous prime is 253002800527. The next prime is 253002800563. The reversal of 253002800551 is 155008200352.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 253002800551 - 2³¹ = 250855316903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253002800651) 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, 139585 + ... + 724906.

It is an arithmetic number, because the mean of its divisors is an integer number (63250989426).

Almost surely, 2^253002800551 is an apocalyptic number.

253002800551 is a deficient number, since it is larger than the sum of its proper divisors (1157153).

253002800551 is an equidigital number, since it uses as much as digits as its factorization.

253002800551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157152.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 253002800551 in words is "two hundred fifty-three billion, two million, eight hundred thousand, five hundred fifty-one".