13801739950 has 48 divisors (see below), whose sum is σ = 26843031936. Its totient is φ = 5269695200.

The previous prime is 13801739933. The next prime is 13801739957. The reversal of 13801739950 is 5993710831.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a self number, because there is not a number n which added to its sum of digits gives 13801739950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13801739957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 552429 + ... + 576871.

It is an arithmetic number, because the mean of its divisors is an integer number (559229832).

Almost surely, 2^13801739950 is an apocalyptic number.

13801739950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13801739950 is a deficient number, since it is larger than the sum of its proper divisors (13041291986).

13801739950 is a wasteful number, since it uses less digits than its factorization.

13801739950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24969 (or 24964 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 46.

The spelling of 13801739950 in words is "thirteen billion, eight hundred one million, seven hundred thirty-nine thousand, nine hundred fifty".