4969450638 has 24 divisors (see below), whose sum is σ = 10768460976. Its totient is φ = 1656280800.

The previous prime is 4969450621. The next prime is 4969450639. The reversal of 4969450638 is 8360549694.

4969450638 is a `hidden beast` number, since 49 + 6 + 94 + 506 + 3 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4969450639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 238978 + ... + 258938.

It is an arithmetic number, because the mean of its divisors is an integer number (448685874).

Almost surely, 2^4969450638 is an apocalyptic number.

4969450638 is an abundant number, since it is smaller than the sum of its proper divisors (5799010338).

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

4969450638 is a wasteful number, since it uses less digits than its factorization.

4969450638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33800 (or 33797 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The square root of 4969450638 is about 70494.3305379943. The cubic root of 4969450638 is about 1706.4862515195.

The spelling of 4969450638 in words is "four billion, nine hundred sixty-nine million, four hundred fifty thousand, six hundred thirty-eight".