8674073945842 has 4 divisors (see below), whose sum is σ = 13011110918766. Its totient is φ = 4337036972920.

The previous prime is 8674073945821. The next prime is 8674073945843. The reversal of 8674073945842 is 2485493704768.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7820854103241 + 853219842601 = 2796579^2 + 923699^2 .

It is not an unprimeable number, because it can be changed into a prime (8674073945843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2168518486459 + ... + 2168518486462.

Almost surely, 2^{8674073945842} is an apocalyptic number.

8674073945842 is a deficient number, since it is larger than the sum of its proper divisors (4337036972924).

8674073945842 is a wasteful number, since it uses less digits than its factorization.

8674073945842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4337036972923.

The product of its (nonzero) digits is 325140480, while the sum is 67.

The spelling of 8674073945842 in words is "eight trillion, six hundred seventy-four billion, seventy-three million, nine hundred forty-five thousand, eight hundred forty-two".