729073409372 has 48 divisors (see below), whose sum is σ = 1599900567552. Its totient is φ = 282412620480.

The previous prime is 729073409347. The next prime is 729073409443. The reversal of 729073409372 is 273904370927.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6788108 + ... + 6894675.

It is an arithmetic number, because the mean of its divisors is an integer number (33331261824).

Almost surely, 2^729073409372 is an apocalyptic number.

It is an amenable number.

729073409372 is an abundant number, since it is smaller than the sum of its proper divisors (870827158180).

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

729073409372 is a wasteful number, since it uses less digits than its factorization.

729073409372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13682978 (or 13682976 counting only the distinct ones).

The product of its (nonzero) digits is 4000752, while the sum is 53.

The spelling of 729073409372 in words is "seven hundred twenty-nine billion, seventy-three million, four hundred nine thousand, three hundred seventy-two".