52679492649 has 24 divisors (see below), whose sum is σ = 87775721280. Its totient is φ = 29821231008.

The previous prime is 52679492647. The next prime is 52679492651. The reversal of 52679492649 is 94629497625.

52679492649 is a `hidden beast` number, since 526 + 7 + 9 + 49 + 2 + 64 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (52679492647) and next prime (52679492651).

It is not a de Polignac number, because 52679492649 - 2¹ = 52679492647 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (52679492647) 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, 3900654 + ... + 3914135.

It is an arithmetic number, because the mean of its divisors is an integer number (3657321720).

Almost surely, 2^52679492649 is an apocalyptic number.

It is an amenable number.

52679492649 is a deficient number, since it is larger than the sum of its proper divisors (35096228631).

52679492649 is a wasteful number, since it uses less digits than its factorization.

52679492649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7814909 (or 7814906 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 63.

The spelling of 52679492649 in words is "fifty-two billion, six hundred seventy-nine million, four hundred ninety-two thousand, six hundred forty-nine".