113265250749 has 48 divisors (see below), whose sum is σ = 194452981632. Its totient is φ = 64539307008.

The previous prime is 113265250733. The next prime is 113265250771. The reversal of 113265250749 is 947052562311.

113265250749 is a `hidden beast` number, since 1 + 1 + 326 + 5 + 250 + 74 + 9 = 666.

It is not a de Polignac number, because 113265250749 - 2⁴ = 113265250733 is a prime.

It is a super-2 number, since 2×113265250749² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113265250789) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 506137 + ... + 694769.

It is an arithmetic number, because the mean of its divisors is an integer number (4051103784).

Almost surely, 2^113265250749 is an apocalyptic number.

It is an amenable number.

113265250749 is a deficient number, since it is larger than the sum of its proper divisors (81187730883).

113265250749 is an equidigital number, since it uses as much as digits as its factorization.

113265250749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189008 (or 188996 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 113265250749 in words is "one hundred thirteen billion, two hundred sixty-five million, two hundred fifty thousand, seven hundred forty-nine".