1344312650 has 24 divisors (see below), whose sum is σ = 2512291584. Its totient is φ = 535172400.

The previous prime is 1344312649. The next prime is 1344312667. The reversal of 1344312650 is 562134431.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53162 + ... + 74261.

It is an arithmetic number, because the mean of its divisors is an integer number (104678816).

Almost surely, 2^1344312650 is an apocalyptic number.

1344312650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1344312650 is a deficient number, since it is larger than the sum of its proper divisors (1167978934).

1344312650 is a wasteful number, since it uses less digits than its factorization.

1344312650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127646 (or 127641 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1344312650 is about 36664.8694256505. The cubic root of 1344312650 is about 1103.6552370967.

The spelling of 1344312650 in words is "one billion, three hundred forty-four million, three hundred twelve thousand, six hundred fifty".