382749699879 has 24 divisors (see below), whose sum is σ = 554137734800. Its totient is φ = 254577634560.

The previous prime is 382749699803. The next prime is 382749699881. The reversal of 382749699879 is 978996947283.

382749699879 is a `hidden beast` number, since 38 + 2 + 7 + 496 + 9 + 98 + 7 + 9 = 666.

It is not a de Polignac number, because 382749699879 - 2¹¹ = 382749697831 is a prime.

It is a super-2 number, since 2×382749699879² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 382749699798 and 382749699807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382749699979) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8272149 + ... + 8318289.

Almost surely, 2^382749699879 is an apocalyptic number.

382749699879 is a deficient number, since it is larger than the sum of its proper divisors (171388034921).

382749699879 is a wasteful number, since it uses less digits than its factorization.

382749699879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48255 (or 48252 counting only the distinct ones).

The product of its digits is 2962842624, while the sum is 81.

The spelling of 382749699879 in words is "three hundred eighty-two billion, seven hundred forty-nine million, six hundred ninety-nine thousand, eight hundred seventy-nine".