13435250772 has 12 divisors (see below), whose sum is σ = 31348918496. Its totient is φ = 4478416920.

The previous prime is 13435250767. The next prime is 13435250779. The reversal of 13435250772 is 27705253431.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 13435250772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13435250779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559802104 + ... + 559802127.

Almost surely, 2^13435250772 is an apocalyptic number.

13435250772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13435250772 is an abundant number, since it is smaller than the sum of its proper divisors (17913667724).

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

13435250772 is a wasteful number, since it uses less digits than its factorization.

13435250772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119604238 (or 1119604236 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 39.

The spelling of 13435250772 in words is "thirteen billion, four hundred thirty-five million, two hundred fifty thousand, seven hundred seventy-two".