11251040452425 has 36 divisors (see below), whose sum is σ = 20406950478720. Its totient is φ = 5924598507360.

The previous prime is 11251040452387. The next prime is 11251040452433. The reversal of 11251040452425 is 52425404015211.

11251040452425 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 1 + 0 + 404 + 5 + 242 + 5 = 666.

It is not a de Polignac number, because 11251040452425 - 2⁶ = 11251040452361 is a prime.

It is a super-2 number, since 2×11251040452425² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11251040452425.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 316467189 + ... + 316502738.

It is an arithmetic number, because the mean of its divisors is an integer number (566859735520).

Almost surely, 2^{11251040452425} is an apocalyptic number.

11251040452425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11251040452425 is a deficient number, since it is larger than the sum of its proper divisors (9155910026295).

11251040452425 is a wasteful number, since it uses less digits than its factorization.

11251040452425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632970022 (or 632970014 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

Adding to 11251040452425 its reverse (52425404015211), we get a palindrome (63676444467636).

The spelling of 11251040452425 in words is "eleven trillion, two hundred fifty-one billion, forty million, four hundred fifty-two thousand, four hundred twenty-five".