74351859142 has 16 divisors (see below), whose sum is σ = 121769220672. Its totient is φ = 33767815720.

The previous prime is 74351859097. The next prime is 74351859143. The reversal of 74351859142 is 24195815347.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74351859143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1397488 + ... + 1449715.

It is an arithmetic number, because the mean of its divisors is an integer number (7610576292).

Almost surely, 2^74351859142 is an apocalyptic number.

74351859142 is a deficient number, since it is larger than the sum of its proper divisors (47417361530).

74351859142 is a wasteful number, since it uses less digits than its factorization.

74351859142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848403.

The product of its digits is 1209600, while the sum is 49.

The spelling of 74351859142 in words is "seventy-four billion, three hundred fifty-one million, eight hundred fifty-nine thousand, one hundred forty-two".