2301561164551 has 8 divisors (see below), whose sum is σ = 2510858955024. Its totient is φ = 2092274200320.

The previous prime is 2301561164503. The next prime is 2301561164561. The reversal of 2301561164551 is 1554611651032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2301561164551 - 2⁷ = 2301561164423 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 (2301561164561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2258826 + ... + 3115351.

It is an arithmetic number, because the mean of its divisors is an integer number (313857369378).

Almost surely, 2^{2301561164551} is an apocalyptic number.

2301561164551 is a deficient number, since it is larger than the sum of its proper divisors (209297790473).

2301561164551 is a wasteful number, since it uses less digits than its factorization.

2301561164551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5413121.

The product of its (nonzero) digits is 108000, while the sum is 40.

The spelling of 2301561164551 in words is "two trillion, three hundred one billion, five hundred sixty-one million, one hundred sixty-four thousand, five hundred fifty-one".