1264488506925 has 48 divisors (see below), whose sum is σ = 2401790656512. Its totient is φ = 575025393600.

The previous prime is 1264488506903. The next prime is 1264488506929. The reversal of 1264488506925 is 5296058844621.

It is not a de Polignac number, because 1264488506925 - 2⁵ = 1264488506893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264488506929) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6204829 + ... + 6405378.

It is an arithmetic number, because the mean of its divisors is an integer number (50037305344).

Almost surely, 2^{1264488506925} is an apocalyptic number.

1264488506925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1264488506925 is a deficient number, since it is larger than the sum of its proper divisors (1137302149587).

1264488506925 is a wasteful number, since it uses less digits than its factorization.

1264488506925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12610418 (or 12610413 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 60.

The spelling of 1264488506925 in words is "one trillion, two hundred sixty-four billion, four hundred eighty-eight million, five hundred six thousand, nine hundred twenty-five".