13900026772 has 24 divisors (see below), whose sum is σ = 25171309800. Its totient is φ = 6708366336.

The previous prime is 13900026769. The next prime is 13900026773. The reversal of 13900026772 is 27762000931.

It can be written as a sum of positive squares in 4 ways, for example, as 5908381956 + 7991644816 = 76866^2 + 89396^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13900026773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421308 + ... + 453100.

It is an arithmetic number, because the mean of its divisors is an integer number (1048804575).

Almost surely, 2^13900026772 is an apocalyptic number.

It is an amenable number.

13900026772 is a deficient number, since it is larger than the sum of its proper divisors (11271283028).

13900026772 is a wasteful number, since it uses less digits than its factorization.

13900026772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35595 (or 35593 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 37.

The spelling of 13900026772 in words is "thirteen billion, nine hundred million, twenty-six thousand, seven hundred seventy-two".