63201609603137 has 16 divisors (see below), whose sum is σ = 67516144468560. Its totient is φ = 58955676598272.

The previous prime is 63201609603091. The next prime is 63201609603163. The reversal of 63201609603137 is 73130690610236.

It is a Cunningham number, because it is equal to 7949944²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 1 + 63201609603136 = 1^2 + 7949944^2 .

It is a cyclic number.

It is not a de Polignac number, because 63201609603137 - 2¹⁰ = 63201609602113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63201609603091 and 63201609603100.

It is not an unprimeable number, because it can be changed into a prime (63201609606137) 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, 34922078 + ... + 36687255.

It is an arithmetic number, because the mean of its divisors is an integer number (4219759029285).

Almost surely, 2^{63201609603137} is an apocalyptic number.

It is an amenable number.

63201609603137 is a deficient number, since it is larger than the sum of its proper divisors (4314534865423).

63201609603137 is a wasteful number, since it uses less digits than its factorization.

63201609603137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71609812.

The product of its (nonzero) digits is 734832, while the sum is 47.

The spelling of 63201609603137 in words is "sixty-three trillion, two hundred one billion, six hundred nine million, six hundred three thousand, one hundred thirty-seven".