64603412476 has 24 divisors (see below), whose sum is σ = 119017850000. Its totient is φ = 30598642944.

The previous prime is 64603412473. The next prime is 64603412513. The reversal of 64603412476 is 67421430646.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64603412473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880450 + ... + 950998.

Almost surely, 2^64603412476 is an apocalyptic number.

It is an amenable number.

64603412476 is a deficient number, since it is larger than the sum of its proper divisors (54414437524).

64603412476 is a wasteful number, since it uses less digits than its factorization.

64603412476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82621 (or 82619 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 64603412476 in words is "sixty-four billion, six hundred three million, four hundred twelve thousand, four hundred seventy-six".