381273324480 has 140 divisors (see below), whose sum is σ = 1356256383240. Its totient is φ = 101672879616.

The previous prime is 381273324437. The next prime is 381273324499. The reversal of 381273324480 is 84423372183.

381273324480 is a `hidden beast` number, since 3 + 81 + 2 + 73 + 3 + 24 + 480 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7328890 + ... + 7380729.

Almost surely, 2^381273324480 is an apocalyptic number.

381273324480 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

381273324480 is an abundant number, since it is smaller than the sum of its proper divisors (974983058760).

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

381273324480 is a wasteful number, since it uses less digits than its factorization.

381273324480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14709648 (or 14709629 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 381273324480 in words is "three hundred eighty-one billion, two hundred seventy-three million, three hundred twenty-four thousand, four hundred eighty".