64621402096 has 10 divisors (see below), whose sum is σ = 125203966592. Its totient is φ = 32310701040.

The previous prime is 64621402057. The next prime is 64621402127. The reversal of 64621402096 is 69020412646.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2019418800 + ... + 2019418831.

Almost surely, 2^64621402096 is an apocalyptic number.

It is an amenable number.

64621402096 is a deficient number, since it is larger than the sum of its proper divisors (60582564496).

64621402096 is a wasteful number, since it uses less digits than its factorization.

64621402096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038837639 (or 4038837633 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 64621402096 in words is "sixty-four billion, six hundred twenty-one million, four hundred two thousand, ninety-six".