1264950912 has 32 divisors (see below), whose sum is σ = 3360026880. Its totient is φ = 421650176.

The previous prime is 1264950889. The next prime is 1264950949. The reversal of 1264950912 is 2190594621.

It is a tau number, because it is divible by the number of its divisors (32).

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, 1646688 + ... + 1647455.

It is an arithmetic number, because the mean of its divisors is an integer number (105000840).

Almost surely, 2^1264950912 is an apocalyptic number.

1264950912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1264950912 is an abundant number, since it is smaller than the sum of its proper divisors (2095075968).

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

1264950912 is an equidigital number, since it uses as much as digits as its factorization.

1264950912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3294160 (or 3294148 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 1264950912 is about 35566.1483998479. The cubic root of 1264950912 is about 1081.4951035020.

The spelling of 1264950912 in words is "one billion, two hundred sixty-four million, nine hundred fifty thousand, nine hundred twelve".