1265160760140 has 48 divisors (see below), whose sum is σ = 3595322529792. Its totient is φ = 332340735936.

The previous prime is 1265160760121. The next prime is 1265160760147. The reversal of 1265160760140 is 410670615621.

It is a super-2 number, since 2×1265160760140² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1265160760147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157354284 + ... + 157362323.

It is an arithmetic number, because the mean of its divisors is an integer number (74902552704).

Almost surely, 2^{1265160760140} is an apocalyptic number.

1265160760140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1265160760140 is an abundant number, since it is smaller than the sum of its proper divisors (2330161769652).

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

1265160760140 is a wasteful number, since it uses less digits than its factorization.

1265160760140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314716686 (or 314716684 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 1265160760140 in words is "one trillion, two hundred sixty-five billion, one hundred sixty million, seven hundred sixty thousand, one hundred forty".