74000666734 has 32 divisors (see below), whose sum is σ = 115595061120. Its totient is φ = 35504361312.

The previous prime is 74000666731. The next prime is 74000666759. The reversal of 74000666734 is 43766600047.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74000666731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1248744 + ... + 1306660.

It is an arithmetic number, because the mean of its divisors is an integer number (3612345660).

Almost surely, 2^74000666734 is an apocalyptic number.

74000666734 is a deficient number, since it is larger than the sum of its proper divisors (41594394386).

74000666734 is a wasteful number, since it uses less digits than its factorization.

74000666734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58224.

The product of its (nonzero) digits is 508032, while the sum is 43.

The spelling of 74000666734 in words is "seventy-four billion, six hundred sixty-six thousand, seven hundred thirty-four".