2029456636 has 6 divisors (see below), whose sum is σ = 3551549120. Its totient is φ = 1014728316.

The previous prime is 2029456621. The next prime is 2029456661. The reversal of 2029456636 is 6366549202.

It is a junction number, because it is equal to n+sod(n) for n = 2029456592 and 2029456601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253682076 + ... + 253682083.

Almost surely, 2^2029456636 is an apocalyptic number.

It is an amenable number.

2029456636 is a deficient number, since it is larger than the sum of its proper divisors (1522092484).

2029456636 is a wasteful number, since it uses less digits than its factorization.

2029456636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507364163 (or 507364161 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 43.

The square root of 2029456636 is about 45049.4909627179. The cubic root of 2029456636 is about 1266.0764345521.

The spelling of 2029456636 in words is "two billion, twenty-nine million, four hundred fifty-six thousand, six hundred thirty-six".