561258288880402 has 8 divisors (see below), whose sum is σ = 841887542588976. Its totient is φ = 280629108017412.

The previous prime is 561258288880397. The next prime is 561258288880403. The reversal of 561258288880402 is 204088882852165.

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

It is not an unprimeable number, because it can be changed into a prime (561258288880403) 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, 9459013 + ... + 34813639.

It is an arithmetic number, because the mean of its divisors is an integer number (105235942823622).

Almost surely, 2^{561258288880402} is an apocalyptic number.

561258288880402 is a deficient number, since it is larger than the sum of its proper divisors (280629253708574).

561258288880402 is a wasteful number, since it uses less digits than its factorization.

561258288880402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36422792.

The product of its (nonzero) digits is 157286400, while the sum is 67.

The spelling of 561258288880402 in words is "five hundred sixty-one trillion, two hundred fifty-eight billion, two hundred eighty-eight million, eight hundred eighty thousand, four hundred two".