3616978404 has 48 divisors (see below), whose sum is σ = 9098595968. Its totient is φ = 1111719168.

The previous prime is 3616978381. The next prime is 3616978433. The reversal of 3616978404 is 4048796163.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138864 + ... + 162840.

Almost surely, 2^3616978404 is an apocalyptic number.

It is an amenable number.

3616978404 is an abundant number, since it is smaller than the sum of its proper divisors (5481617564).

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

3616978404 is a wasteful number, since it uses less digits than its factorization.

3616978404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24964 (or 24962 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 3616978404 is about 60141.3202715072. The cubic root of 3616978404 is about 1535.0244778888.

The spelling of 3616978404 in words is "three billion, six hundred sixteen million, nine hundred seventy-eight thousand, four hundred four".