5205251566622 has 4 divisors (see below), whose sum is σ = 7807877349936. Its totient is φ = 2602625783310.

The previous prime is 5205251566579. The next prime is 5205251566639. The reversal of 5205251566622 is 2266651525025.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1301312891654 + ... + 1301312891657.

It is an arithmetic number, because the mean of its divisors is an integer number (1951969337484).

Almost surely, 2^{5205251566622} is an apocalyptic number.

5205251566622 is a deficient number, since it is larger than the sum of its proper divisors (2602625783314).

5205251566622 is a wasteful number, since it uses less digits than its factorization.

5205251566622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602625783313.

The product of its (nonzero) digits is 2160000, while the sum is 47.

The spelling of 5205251566622 in words is "five trillion, two hundred five billion, two hundred fifty-one million, five hundred sixty-six thousand, six hundred twenty-two".