74143034147 has 32 divisors (see below), whose sum is σ = 92390868864. Its totient is φ = 57934080000.

The previous prime is 74143034123. The next prime is 74143034257.

74143034147 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 74143034147 - 2⁸ = 74143033891 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 74143034147.

It is not an unprimeable number, because it can be changed into a prime (74143034047) 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, 3675533 + ... + 3695649.

It is an arithmetic number, because the mean of its divisors is an integer number (2887214652).

Almost surely, 2^74143034147 is an apocalyptic number.

74143034147 is a deficient number, since it is larger than the sum of its proper divisors (18247834717).

74143034147 is a wasteful number, since it uses less digits than its factorization.

74143034147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20639.

The product of its (nonzero) digits is 112896, while the sum is 38.

It can be divided in two parts, 741430 and 34147, that added together give a palindrome (775577).

The spelling of 74143034147 in words is "seventy-four billion, one hundred forty-three million, thirty-four thousand, one hundred forty-seven".