74260530561 has 8 divisors (see below), whose sum is σ = 113158903744. Its totient is φ = 42434588880.

The previous prime is 74260530557. The next prime is 74260530577. The reversal of 74260530561 is 16503506247.

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

It is not a de Polignac number, because 74260530561 - 2² = 74260530557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74260530511) 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, 1768107850 + ... + 1768107891.

It is an arithmetic number, because the mean of its divisors is an integer number (14144862968).

Almost surely, 2^74260530561 is an apocalyptic number.

It is an amenable number.

74260530561 is a deficient number, since it is larger than the sum of its proper divisors (38898373183).

74260530561 is a wasteful number, since it uses less digits than its factorization.

74260530561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536215751.

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 74260530561 in words is "seventy-four billion, two hundred sixty million, five hundred thirty thousand, five hundred sixty-one".