13825299401 has 8 divisors (see below), whose sum is σ = 13846514760. Its totient is φ = 13804100992.

The previous prime is 13825299377. The next prime is 13825299407. The reversal of 13825299401 is 10499252831.

It can be written as a sum of positive squares in 4 ways, for example, as 420291001 + 13405008400 = 20501^2 + 115780^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13825299401 is a prime.

It is a super-2 number, since 2×13825299401² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13825299407) 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, 3248591 + ... + 3252843.

It is an arithmetic number, because the mean of its divisors is an integer number (1730814345).

Almost surely, 2^13825299401 is an apocalyptic number.

It is an amenable number.

13825299401 is a deficient number, since it is larger than the sum of its proper divisors (21215359).

13825299401 is a wasteful number, since it uses less digits than its factorization.

13825299401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8475.

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 13825299401 in words is "thirteen billion, eight hundred twenty-five million, two hundred ninety-nine thousand, four hundred one".