534180396728 has 64 divisors (see below), whose sum is σ = 1098916416000. Its totient is φ = 241417209600.

The previous prime is 534180396707. The next prime is 534180396751. The reversal of 534180396728 is 827693081435.

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, 19278308 + ... + 19305996.

It is an arithmetic number, because the mean of its divisors is an integer number (17170569000).

It is a 1-persistent number, because it is pandigital, but 2⋅534180396728 = 1068360793456 is not.

Almost surely, 2^534180396728 is an apocalyptic number.

It is an amenable number.

534180396728 is an abundant number, since it is smaller than the sum of its proper divisors (564736019272).

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

534180396728 is a wasteful number, since it uses less digits than its factorization.

534180396728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28956 (or 28952 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 534180396728 in words is "five hundred thirty-four billion, one hundred eighty million, three hundred ninety-six thousand, seven hundred twenty-eight".