7314172420728 has 64 divisors (see below), whose sum is σ = 18550869765120. Its totient is φ = 2402694896000.

The previous prime is 7314172420691. The next prime is 7314172420729. The reversal of 7314172420728 is 8270242714137.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7314172420729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3093226 + ... + 4918982.

It is an arithmetic number, because the mean of its divisors is an integer number (289857340080).

Almost surely, 2^{7314172420728} is an apocalyptic number.

It is an amenable number.

7314172420728 is an abundant number, since it is smaller than the sum of its proper divisors (11236697344392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7314172420728 is a wasteful number, since it uses less digits than its factorization.

7314172420728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828188 (or 1828184 counting only the distinct ones).

The product of its (nonzero) digits is 1053696, while the sum is 48.

The spelling of 7314172420728 in words is "seven trillion, three hundred fourteen billion, one hundred seventy-two million, four hundred twenty thousand, seven hundred twenty-eight".