74009626723 has 4 divisors (see below), whose sum is σ = 75584299680. Its totient is φ = 72434953768.

The previous prime is 74009626721. The next prime is 74009626729. The reversal of 74009626723 is 32762690047.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32762690047 = 1063 ⋅30820969.

It is a cyclic number.

It is not a de Polignac number, because 74009626723 - 2¹ = 74009626721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74009626721) 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, 787336408 + ... + 787336501.

It is an arithmetic number, because the mean of its divisors is an integer number (18896074920).

Almost surely, 2^74009626723 is an apocalyptic number.

74009626723 is a deficient number, since it is larger than the sum of its proper divisors (1574672957).

74009626723 is a wasteful number, since it uses less digits than its factorization.

74009626723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574672956.

The product of its (nonzero) digits is 762048, while the sum is 46.

The spelling of 74009626723 in words is "seventy-four billion, nine million, six hundred twenty-six thousand, seven hundred twenty-three".