11373155818025 has 6 divisors (see below), whose sum is σ = 14102713214382. Its totient is φ = 9098524654400.

The previous prime is 11373155817977. The next prime is 11373155818097. The reversal of 11373155818025 is 52081855137311.

It can be written as a sum of positive squares in 3 ways, for example, as 2448949567744 + 8924206250281 = 1564912^2 + 2987341^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11373155818025 is a prime.

It is a super-2 number, since 2×11373155818025² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 227463116336 + ... + 227463116385.

It is an arithmetic number, because the mean of its divisors is an integer number (2350452202397).

Almost surely, 2^{11373155818025} is an apocalyptic number.

It is an amenable number.

11373155818025 is a deficient number, since it is larger than the sum of its proper divisors (2729557396357).

11373155818025 is an equidigital number, since it uses as much as digits as its factorization.

11373155818025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454926232731 (or 454926232726 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 50.

The spelling of 11373155818025 in words is "eleven trillion, three hundred seventy-three billion, one hundred fifty-five million, eight hundred eighteen thousand, twenty-five".