10725701520 has 80 divisors (see below), whose sum is σ = 33267995712. Its totient is φ = 2858611200.

The previous prime is 10725701513. The next prime is 10725701543. The reversal of 10725701520 is 2510752701.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×10725701520² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 462195 + ... + 484845.

Almost surely, 2^10725701520 is an apocalyptic number.

10725701520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10725701520 is an abundant number, since it is smaller than the sum of its proper divisors (22542294192).

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

10725701520 is a wasteful number, since it uses less digits than its factorization.

10725701520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24640 (or 24634 counting only the distinct ones).

The product of its (nonzero) digits is 4900, while the sum is 30.

The spelling of 10725701520 in words is "ten billion, seven hundred twenty-five million, seven hundred one thousand, five hundred twenty".