63446520074 has 8 divisors (see below), whose sum is σ = 108765463008. Its totient is φ = 27191365740.

The previous prime is 63446520041. The next prime is 63446520113. The reversal of 63446520074 is 47002564436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2265947132 + ... + 2265947159.

It is an arithmetic number, because the mean of its divisors is an integer number (13595682876).

Almost surely, 2^63446520074 is an apocalyptic number.

63446520074 is a deficient number, since it is larger than the sum of its proper divisors (45318942934).

63446520074 is a wasteful number, since it uses less digits than its factorization.

63446520074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4531894300.

The product of its (nonzero) digits is 483840, while the sum is 41.

The spelling of 63446520074 in words is "sixty-three billion, four hundred forty-six million, five hundred twenty thousand, seventy-four".