72073740574 has 16 divisors (see below), whose sum is σ = 120448187136. Its totient is φ = 32063752600.

The previous prime is 72073740553. The next prime is 72073740577. The reversal of 72073740574 is 47504737027.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72073740577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34850872 + ... + 34852939.

It is an arithmetic number, because the mean of its divisors is an integer number (7528011696).

Almost surely, 2^72073740574 is an apocalyptic number.

72073740574 is a deficient number, since it is larger than the sum of its proper divisors (48374446562).

72073740574 is a wasteful number, since it uses less digits than its factorization.

72073740574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69703871.

The product of its (nonzero) digits is 1152480, while the sum is 46.

The spelling of 72073740574 in words is "seventy-two billion, seventy-three million, seven hundred forty thousand, five hundred seventy-four".