74301273761 has 32 divisors (see below), whose sum is σ = 88546421376. Its totient is φ = 61459200000.

The previous prime is 74301273731. The next prime is 74301273791. The reversal of 74301273761 is 16737210347.

It is an interprime number because it is at equal distance from previous prime (74301273731) and next prime (74301273791).

It is a de Polignac number, because none of the positive numbers 2^k-74301273761 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74301273731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3470951 + ... + 3492291.

It is an arithmetic number, because the mean of its divisors is an integer number (2767075668).

Almost surely, 2^74301273761 is an apocalyptic number.

It is an amenable number.

74301273761 is a deficient number, since it is larger than the sum of its proper divisors (14245147615).

74301273761 is a wasteful number, since it uses less digits than its factorization.

74301273761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21713.

The product of its (nonzero) digits is 148176, while the sum is 41.

The spelling of 74301273761 in words is "seventy-four billion, three hundred one million, two hundred seventy-three thousand, seven hundred sixty-one".