245553166351 has 4 divisors (see below), whose sum is σ = 259997470272. Its totient is φ = 231108862432.

The previous prime is 245553166319. The next prime is 245553166361. The reversal of 245553166351 is 153661355542.

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

It is a cyclic number.

It is not a de Polignac number, because 245553166351 - 2⁵ = 245553166319 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 (245553166361) 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, 7222151935 + ... + 7222151968.

It is an arithmetic number, because the mean of its divisors is an integer number (64999367568).

Almost surely, 2^245553166351 is an apocalyptic number.

245553166351 is a deficient number, since it is larger than the sum of its proper divisors (14444303921).

245553166351 is a wasteful number, since it uses less digits than its factorization.

245553166351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14444303920.

The product of its digits is 1620000, while the sum is 46.

The spelling of 245553166351 in words is "two hundred forty-five billion, five hundred fifty-three million, one hundred sixty-six thousand, three hundred fifty-one".