1264254352548 has 24 divisors (see below), whose sum is σ = 3218101988640. Its totient is φ = 383107379520.

The previous prime is 1264254352541. The next prime is 1264254352553. The reversal of 1264254352548 is 8452534524621.

It is a self number, because there is not a number n which added to its sum of digits gives 1264254352548.

It is not an unprimeable number, because it can be changed into a prime (1264254352541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4788842113 + ... + 4788842376.

It is an arithmetic number, because the mean of its divisors is an integer number (134087582860).

Almost surely, 2^{1264254352548} is an apocalyptic number.

It is an amenable number.

1264254352548 is an abundant number, since it is smaller than the sum of its proper divisors (1953847636092).

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

1264254352548 is a wasteful number, since it uses less digits than its factorization.

1264254352548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9577684507 (or 9577684505 counting only the distinct ones).

The product of its digits is 9216000, while the sum is 51.

The spelling of 1264254352548 in words is "one trillion, two hundred sixty-four billion, two hundred fifty-four million, three hundred fifty-two thousand, five hundred forty-eight".