97890463404 has 36 divisors (see below), whose sum is σ = 255427448640. Its totient is φ = 31577568480.

The previous prime is 97890463397. The next prime is 97890463427. The reversal of 97890463404 is 40436409879.

It is a happy number.

97890463404 is a `hidden beast` number, since 97 + 8 + 90 + 4 + 63 + 404 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43856619 + ... + 43858850.

Almost surely, 2^97890463404 is an apocalyptic number.

It is an amenable number.

97890463404 is an abundant number, since it is smaller than the sum of its proper divisors (157536985236).

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

97890463404 is a wasteful number, since it uses less digits than its factorization.

97890463404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87715510 (or 87715505 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 97890463404 in words is "ninety-seven billion, eight hundred ninety million, four hundred sixty-three thousand, four hundred four".