72528026100 has 36 divisors (see below), whose sum is σ = 209847756384. Its totient is φ = 19340806880.

The previous prime is 72528026071. The next prime is 72528026101. The reversal of 72528026100 is 162082527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72528026101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120879744 + ... + 120880343.

It is an arithmetic number, because the mean of its divisors is an integer number (5829104344).

Almost surely, 2^72528026100 is an apocalyptic number.

It is an amenable number.

72528026100 is an abundant number, since it is smaller than the sum of its proper divisors (137319730284).

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

72528026100 is a wasteful number, since it uses less digits than its factorization.

72528026100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241760104 (or 241760097 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The spelling of 72528026100 in words is "seventy-two billion, five hundred twenty-eight million, twenty-six thousand, one hundred".