1185407764353 has 6 divisors (see below), whose sum is σ = 1712255659634. Its totient is φ = 790271842896.

The previous prime is 1185407764337. The next prime is 1185407764379. The reversal of 1185407764353 is 3534677045811.

1185407764353 is a `hidden beast` number, since 1 + 1 + 8 + 540 + 7 + 7 + 6 + 43 + 53 = 666.

It can be written as a sum of positive squares in only one way, i.e., 731902493169 + 453505271184 = 855513^2 + 673428^2 .

It is not a de Polignac number, because 1185407764353 - 2⁴ = 1185407764337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1185407764353.

It is not an unprimeable number, because it can be changed into a prime (1185407764153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65855986900 + ... + 65855986917.

Almost surely, 2^{1185407764353} is an apocalyptic number.

It is an amenable number.

1185407764353 is a deficient number, since it is larger than the sum of its proper divisors (526847895281).

1185407764353 is a wasteful number, since it uses less digits than its factorization.

1185407764353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131711973823 (or 131711973820 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 54.

The spelling of 1185407764353 in words is "one trillion, one hundred eighty-five billion, four hundred seven million, seven hundred sixty-four thousand, three hundred fifty-three".