72943807342 has 16 divisors (see below), whose sum is σ = 125125558272. Its totient is φ = 31241873880.

The previous prime is 72943807327. The next prime is 72943807357. The reversal of 72943807342 is 24370834927.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (72943807327) and next prime (72943807357).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1623534 + ... + 1667857.

It is an arithmetic number, because the mean of its divisors is an integer number (7820347392).

Almost surely, 2^72943807342 is an apocalyptic number.

72943807342 is a deficient number, since it is larger than the sum of its proper divisors (52181750930).

72943807342 is a wasteful number, since it uses less digits than its factorization.

72943807342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3292983.

The product of its (nonzero) digits is 2032128, while the sum is 49.

The spelling of 72943807342 in words is "seventy-two billion, nine hundred forty-three million, eight hundred seven thousand, three hundred forty-two".