74001674545 has 16 divisors (see below), whose sum is σ = 89649825408. Its totient is φ = 58636350720.

The previous prime is 74001674533. The next prime is 74001674561. The reversal of 74001674545 is 54547610047.

It is not a de Polignac number, because 74001674545 - 2¹³ = 74001666353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3508180 + ... + 3529210.

It is an arithmetic number, because the mean of its divisors is an integer number (5603114088).

Almost surely, 2^74001674545 is an apocalyptic number.

It is an amenable number.

74001674545 is a deficient number, since it is larger than the sum of its proper divisors (15648150863).

74001674545 is a wasteful number, since it uses less digits than its factorization.

74001674545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27720.

The product of its (nonzero) digits is 470400, while the sum is 43.

The spelling of 74001674545 in words is "seventy-four billion, one million, six hundred seventy-four thousand, five hundred forty-five".