729027347490 has 64 divisors (see below), whose sum is σ = 2093617008000. Its totient is φ = 179452884672.

The previous prime is 729027347453. The next prime is 729027347507. The reversal of 729027347490 is 94743720927.

729027347490 is a `hidden beast` number, since 7 + 2 + 90 + 27 + 3 + 47 + 490 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103846540 + ... + 103853559.

It is an arithmetic number, because the mean of its divisors is an integer number (32712765750).

Almost surely, 2^729027347490 is an apocalyptic number.

729027347490 is an abundant number, since it is smaller than the sum of its proper divisors (1364589660510).

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

729027347490 is a wasteful number, since it uses less digits than its factorization.

729027347490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207700128 (or 207700122 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 54.

The spelling of 729027347490 in words is "seven hundred twenty-nine billion, twenty-seven million, three hundred forty-seven thousand, four hundred ninety".