13723252570 has 16 divisors (see below), whose sum is σ = 24703188840. Its totient is φ = 5489004544.

The previous prime is 13723252549. The next prime is 13723252583. The reversal of 13723252570 is 7525232731.

It can be written as a sum of positive squares in 4 ways, for example, as 13623791841 + 99460729 = 116721^2 + 9973^2 .

It is a super-2 number, since 2×13723252570² (a number of 21 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 340614 + ... + 378766.

Almost surely, 2^13723252570 is an apocalyptic number.

13723252570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13723252570 is a deficient number, since it is larger than the sum of its proper divisors (10979936270).

13723252570 is a wasteful number, since it uses less digits than its factorization.

13723252570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74129.

The product of its (nonzero) digits is 88200, while the sum is 37.

The spelling of 13723252570 in words is "thirteen billion, seven hundred twenty-three million, two hundred fifty-two thousand, five hundred seventy".