2063640462 has 16 divisors (see below), whose sum is σ = 4444764240. Its totient is φ = 634966272.

The previous prime is 2063640461. The next prime is 2063640487. The reversal of 2063640462 is 2640463602.

It is a super-2 number, since 2×2063640462² = 8517223912807146888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2063640461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13228387 + ... + 13228542.

It is an arithmetic number, because the mean of its divisors is an integer number (277797765).

Almost surely, 2^2063640462 is an apocalyptic number.

2063640462 is an abundant number, since it is smaller than the sum of its proper divisors (2381123778).

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

2063640462 is a wasteful number, since it uses less digits than its factorization.

2063640462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26456947.

The product of its (nonzero) digits is 41472, while the sum is 33.

The square root of 2063640462 is about 45427.3096495929. The cubic root of 2063640462 is about 1273.1454184073.

The spelling of 2063640462 in words is "two billion, sixty-three million, six hundred forty thousand, four hundred sixty-two".