1265480048 has 20 divisors (see below), whose sum is σ = 2802134640. Its totient is φ = 542348544.

The previous prime is 1265480011. The next prime is 1265480057. The reversal of 1265480048 is 8400845621.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1265479993 and 1265480020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5649353 + ... + 5649576.

It is an arithmetic number, because the mean of its divisors is an integer number (140106732).

Almost surely, 2^1265480048 is an apocalyptic number.

It is an amenable number.

1265480048 is an abundant number, since it is smaller than the sum of its proper divisors (1536654592).

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

1265480048 is a wasteful number, since it uses less digits than its factorization.

1265480048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11298944 (or 11298938 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 38.

The square root of 1265480048 is about 35573.5863809091. The cubic root of 1265480048 is about 1081.6458809520.

The spelling of 1265480048 in words is "one billion, two hundred sixty-five million, four hundred eighty thousand, forty-eight".