11825020245 has 16 divisors (see below), whose sum is σ = 19742643072. Its totient is φ = 6032473920.

The previous prime is 11825020243. The next prime is 11825020271. The reversal of 11825020245 is 54202052811.

It is not a de Polignac number, because 11825020245 - 2¹ = 11825020243 is a prime.

It is a super-2 number, since 2×11825020245² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11825020243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17137366 + ... + 17138055.

It is an arithmetic number, because the mean of its divisors is an integer number (1233915192).

Almost surely, 2^11825020245 is an apocalyptic number.

11825020245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11825020245 is a deficient number, since it is larger than the sum of its proper divisors (7917622827).

11825020245 is a wasteful number, since it uses less digits than its factorization.

11825020245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34275452.

The product of its (nonzero) digits is 6400, while the sum is 30.

The spelling of 11825020245 in words is "eleven billion, eight hundred twenty-five million, twenty thousand, two hundred forty-five".