2552552505497 has 4 divisors (see below), whose sum is σ = 2552817605220. Its totient is φ = 2552287405776.

The previous prime is 2552552505479. The next prime is 2552552505499. The reversal of 2552552505497 is 7945052552552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2032118674576 + 520433830921 = 1425524^2 + 721411^2 .

It is a cyclic number.

It is not a de Polignac number, because 2552552505497 - 2¹⁰ = 2552552504473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2552552505499) 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, 132535418 + ... + 132554675.

It is an arithmetic number, because the mean of its divisors is an integer number (638204401305).

Almost surely, 2^{2552552505497} is an apocalyptic number.

It is an amenable number.

2552552505497 is a deficient number, since it is larger than the sum of its proper divisors (265099723).

2552552505497 is an equidigital number, since it uses as much as digits as its factorization.

2552552505497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265099722.

The product of its (nonzero) digits is 31500000, while the sum is 56.

The spelling of 2552552505497 in words is "two trillion, five hundred fifty-two billion, five hundred fifty-two million, five hundred five thousand, four hundred ninety-seven".