1145525501944 has 16 divisors (see below), whose sum is σ = 2148398821800. Its totient is φ = 572619149472.

The previous prime is 1145525501941. The next prime is 1145525501951. The reversal of 1145525501944 is 4491055255411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1145525501894 and 1145525501903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145525501941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17916282 + ... + 17980105.

Almost surely, 2^{1145525501944} is an apocalyptic number.

It is an amenable number.

1145525501944 is a deficient number, since it is larger than the sum of its proper divisors (1002873319856).

1145525501944 is a wasteful number, since it uses less digits than its factorization.

1145525501944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35900382 (or 35900378 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 46.

The spelling of 1145525501944 in words is "one trillion, one hundred forty-five billion, five hundred twenty-five million, five hundred one thousand, nine hundred forty-four".