728605034115 has 128 divisors (see below), whose sum is σ = 1360712908800. Its totient is φ = 326062963200.

The previous prime is 728605034111. The next prime is 728605034119. The reversal of 728605034115 is 511430506827.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (728605034111) and next prime (728605034119).

It is not a de Polignac number, because 728605034115 - 2² = 728605034111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (728605034111) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 560033965 + ... + 560035265.

It is an arithmetic number, because the mean of its divisors is an integer number (10630569600).

Almost surely, 2^728605034115 is an apocalyptic number.

728605034115 is a deficient number, since it is larger than the sum of its proper divisors (632107874685).

728605034115 is a wasteful number, since it uses less digits than its factorization.

728605034115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1937.

The product of its (nonzero) digits is 201600, while the sum is 42.

The spelling of 728605034115 in words is "seven hundred twenty-eight billion, six hundred five million, thirty-four thousand, one hundred fifteen".