1344543480 has 96 divisors (see below), whose sum is σ = 4994028000. Its totient is φ = 307323648.

The previous prime is 1344543469. The next prime is 1344543491. The reversal of 1344543480 is 843454431.

1344543480 is a `hidden beast` number, since 1 + 34 + 4 + 543 + 4 + 80 = 666.

It is an interprime number because it is at equal distance from previous prime (1344543469) and next prime (1344543491).

It is a super-2 number, since 2×1344543480² = 3615594339221020800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 264255 + ... + 269294.

It is an arithmetic number, because the mean of its divisors is an integer number (52021125).

Almost surely, 2^1344543480 is an apocalyptic number.

1344543480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1344543480 is an abundant number, since it is smaller than the sum of its proper divisors (3649484520).

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

1344543480 is a wasteful number, since it uses less digits than its factorization.

1344543480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533573 (or 533566 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The square root of 1344543480 is about 36668.0171266459. The cubic root of 1344543480 is about 1103.7184025016.

The spelling of 1344543480 in words is "one billion, three hundred forty-four million, five hundred forty-three thousand, four hundred eighty".