1264924334128 has 320 divisors, whose sum is σ = 3101361500160. Its totient is φ = 486568083456.

The previous prime is 1264924334101. The next prime is 1264924334131. The reversal of 1264924334128 is 8214334294621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3990297426 + ... + 3990297742.

It is an arithmetic number, because the mean of its divisors is an integer number (9691754688).

Almost surely, 2^{1264924334128} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1264924334128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1550680750080).

1264924334128 is an abundant number, since it is smaller than the sum of its proper divisors (1836437166032).

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

1264924334128 is a wasteful number, since it uses less digits than its factorization.

1264924334128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844 (or 838 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 49.

The spelling of 1264924334128 in words is "one trillion, two hundred sixty-four billion, nine hundred twenty-four million, three hundred thirty-four thousand, one hundred twenty-eight".