63143491746 has 32 divisors (see below), whose sum is σ = 129754909440. Its totient is φ = 20470323456.

The previous prime is 63143491729. The next prime is 63143491753. The reversal of 63143491746 is 64719434136.

63143491746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 63143491695 and 63143491704.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477735 + ... + 595413.

It is an arithmetic number, because the mean of its divisors is an integer number (4054840920).

Almost surely, 2^63143491746 is an apocalyptic number.

63143491746 is an abundant number, since it is smaller than the sum of its proper divisors (66611417694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63143491746 is a wasteful number, since it uses less digits than its factorization.

63143491746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120138.

The product of its digits is 1306368, while the sum is 48.

The spelling of 63143491746 in words is "sixty-three billion, one hundred forty-three million, four hundred ninety-one thousand, seven hundred forty-six".