4097578040 has 32 divisors (see below), whose sum is σ = 9222066000. Its totient is φ = 1638584064.

The previous prime is 4097578039. The next prime is 4097578097. The reversal of 4097578040 is 408757904.

It is a junction number, because it is equal to n+sod(n) for n = 4097577982 and 4097578000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161756 + ... + 185364.

Almost surely, 2^4097578040 is an apocalyptic number.

4097578040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4097578040 is an abundant number, since it is smaller than the sum of its proper divisors (5124487960).

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

4097578040 is a wasteful number, since it uses less digits than its factorization.

4097578040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27959 (or 27955 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 4097578040 is about 64012.3272503039. The cubic root of 4097578040 is about 1600.2054475768.

The spelling of 4097578040 in words is "four billion, ninety-seven million, five hundred seventy-eight thousand, forty".