1195145421264 has 50 divisors (see below), whose sum is σ = 3459097592610. Its totient is φ = 398381806656.

The previous prime is 1195145421221. The next prime is 1195145421347. The reversal of 1195145421264 is 4621245415911.

1195145421264 is a `hidden beast` number, since 1 + 1 + 9 + 514 + 5 + 4 + 2 + 126 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1095806988864 + 99338432400 = 1046808^2 + 315180^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 461088759 + ... + 461091350.

Almost surely, 2^{1195145421264} is an apocalyptic number.

It is an amenable number.

1195145421264 is an abundant number, since it is smaller than the sum of its proper divisors (2263952171346).

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

1195145421264 is an equidigital number, since it uses as much as digits as its factorization.

1195145421264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922180129 (or 922180114 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The spelling of 1195145421264 in words is "one trillion, one hundred ninety-five billion, one hundred forty-five million, four hundred twenty-one thousand, two hundred sixty-four".