63421525083 has 16 divisors (see below), whose sum is σ = 96656613120. Its totient is φ = 36235513056.

The previous prime is 63421525073. The next prime is 63421525121. The reversal of 63421525083 is 38052512436.

It is a happy number.

It is not a de Polignac number, because 63421525083 - 2⁵ = 63421525051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63421525073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75585 + ... + 364082.

It is an arithmetic number, because the mean of its divisors is an integer number (6041038320).

Almost surely, 2^63421525083 is an apocalyptic number.

63421525083 is a deficient number, since it is larger than the sum of its proper divisors (33235088037).

63421525083 is a wasteful number, since it uses less digits than its factorization.

63421525083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446546.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 63421525083 in words is "sixty-three billion, four hundred twenty-one million, five hundred twenty-five thousand, eighty-three".