72750722212442 has 8 divisors (see below), whose sum is σ = 109126268002656. Its totient is φ = 36375299544892.

The previous prime is 72750722212417. The next prime is 72750722212459. The reversal of 72750722212442 is 24421222705727.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×72750722212442² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29289008 + ... + 31675659.

It is an arithmetic number, because the mean of its divisors is an integer number (13640783500332).

Almost surely, 2^{72750722212442} is an apocalyptic number.

72750722212442 is a deficient number, since it is larger than the sum of its proper divisors (36375545790214).

72750722212442 is a wasteful number, since it uses less digits than its factorization.

72750722212442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61561332.

The product of its (nonzero) digits is 1756160, while the sum is 47.

The spelling of 72750722212442 in words is "seventy-two trillion, seven hundred fifty billion, seven hundred twenty-two million, two hundred twelve thousand, four hundred forty-two".