1483578540 has 72 divisors (see below), whose sum is σ = 4542305040. Its totient is φ = 391918464.

The previous prime is 1483578487. The next prime is 1483578589. The reversal of 1483578540 is 458753841.

1483578540 is a `hidden beast` number, since 1 + 4 + 8 + 35 + 78 + 540 = 666.

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

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, 19255 + ... + 57774.

It is an arithmetic number, because the mean of its divisors is an integer number (63087570).

Almost surely, 2^1483578540 is an apocalyptic number.

1483578540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1483578540 is an abundant number, since it is smaller than the sum of its proper divisors (3058726500).

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

1483578540 is a wasteful number, since it uses less digits than its factorization.

1483578540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77151 (or 77146 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The square root of 1483578540 is about 38517.2499018297. The cubic root of 1483578540 is about 1140.5215987983.

The spelling of 1483578540 in words is "one billion, four hundred eighty-three million, five hundred seventy-eight thousand, five hundred forty".