1265010048 has 80 divisors (see below), whose sum is σ = 3764680260. Its totient is φ = 421666560.

The previous prime is 1265010041. The next prime is 1265010059. The reversal of 1265010048 is 8400105621.

1265010048 is a `hidden beast` number, since 1 + 2 + 650 + 1 + 0 + 0 + 4 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1265010041) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 50638 + ... + 71373.

Almost surely, 2^1265010048 is an apocalyptic number.

1265010048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1265010048 is an abundant number, since it is smaller than the sum of its proper divisors (2499670212).

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

1265010048 is an equidigital number, since it uses as much as digits as its factorization.

1265010048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122037 (or 122016 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 1265010048 is about 35566.9797424521. The cubic root of 1265010048 is about 1081.5119564084.

Adding to 1265010048 its reverse (8400105621), we get a palindrome (9665115669).

The spelling of 1265010048 in words is "one billion, two hundred sixty-five million, ten thousand, forty-eight".