1275152764025 has 12 divisors (see below), whose sum is σ = 1807073631552. Its totient is φ = 874390466640.

The previous prime is 1275152764003. The next prime is 1275152764079. The reversal of 1275152764025 is 5204672515721.

It is a happy number.

It is not a de Polignac number, because 1275152764025 - 2⁸ = 1275152763769 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3643293437 + ... + 3643293786.

It is an arithmetic number, because the mean of its divisors is an integer number (150589469296).

Almost surely, 2^{1275152764025} is an apocalyptic number.

It is an amenable number.

1275152764025 is a deficient number, since it is larger than the sum of its proper divisors (531920867527).

1275152764025 is an equidigital number, since it uses as much as digits as its factorization.

1275152764025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7286587240 (or 7286587235 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 47.

The spelling of 1275152764025 in words is "one trillion, two hundred seventy-five billion, one hundred fifty-two million, seven hundred sixty-four thousand, twenty-five".