1152953123544 has 48 divisors (see below), whose sum is σ = 3162107738400. Its totient is φ = 379452924864.

The previous prime is 1152953123521. The next prime is 1152953123557. The reversal of 1152953123544 is 4453213592511.

1152953123544 is a `hidden beast` number, since 1 + 1 + 5 + 2 + 95 + 3 + 12 + 3 + 544 = 666.

It is a super-2 number, since 2×1152953123544² (a number of 25 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 1152953123544.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101343919 + ... + 101355294.

It is an arithmetic number, because the mean of its divisors is an integer number (65877244550).

Almost surely, 2^{1152953123544} is an apocalyptic number.

It is an amenable number.

1152953123544 is an abundant number, since it is smaller than the sum of its proper divisors (2009154614856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1152953123544 is a wasteful number, since it uses less digits than its factorization.

1152953123544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202699304 (or 202699297 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The spelling of 1152953123544 in words is "one trillion, one hundred fifty-two billion, nine hundred fifty-three million, one hundred twenty-three thousand, five hundred forty-four".