101720403752 has 32 divisors (see below), whose sum is σ = 208653943680. Its totient is φ = 46105551360.

The previous prime is 101720403749. The next prime is 101720403779. The reversal of 101720403752 is 257304027101.

101720403752 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1606208 + ... + 1668335.

It is an arithmetic number, because the mean of its divisors is an integer number (6520435740).

Almost surely, 2^101720403752 is an apocalyptic number.

It is an amenable number.

101720403752 is an abundant number, since it is smaller than the sum of its proper divisors (106933539928).

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

101720403752 is a wasteful number, since it uses less digits than its factorization.

101720403752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3274913 (or 3274909 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The spelling of 101720403752 in words is "one hundred one billion, seven hundred twenty million, four hundred three thousand, seven hundred fifty-two".