3963580040 has 64 divisors (see below), whose sum is σ = 10429119360. Its totient is φ = 1327334400.

The previous prime is 3963580013. The next prime is 3963580069. The reversal of 3963580040 is 400853693.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3963579976 and 3963580003.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152561 + ... + 176640.

It is an arithmetic number, because the mean of its divisors is an integer number (162954990).

Almost surely, 2^3963580040 is an apocalyptic number.

It is an amenable number.

3963580040 is an abundant number, since it is smaller than the sum of its proper divisors (6465539320).

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

3963580040 is a wasteful number, since it uses less digits than its factorization.

3963580040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329262 (or 329258 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 3963580040 is about 62956.9697491866. The cubic root of 3963580040 is about 1582.5685987765.

The spelling of 3963580040 in words is "three billion, nine hundred sixty-three million, five hundred eighty thousand, forty".