2351041036561 has 8 divisors (see below), whose sum is σ = 2687289206400. Its totient is φ = 2014889157888.

The previous prime is 2351041036541. The next prime is 2351041036579. The reversal of 2351041036561 is 1656301401532.

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 2351041036561 - 2⁵ = 2351041036529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2351041036561.

It is not an unprimeable number, because it can be changed into a prime (2351041036541) 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, 24020461 + ... + 24118138.

It is an arithmetic number, because the mean of its divisors is an integer number (335911150800).

Almost surely, 2^{2351041036561} is an apocalyptic number.

It is an amenable number.

2351041036561 is a deficient number, since it is larger than the sum of its proper divisors (336248169839).

2351041036561 is an equidigital number, since it uses as much as digits as its factorization.

2351041036561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48145583.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 2351041036561 in words is "two trillion, three hundred fifty-one billion, forty-one million, thirty-six thousand, five hundred sixty-one".