63146679359 has 4 divisors (see below), whose sum is σ = 64216962120. Its totient is φ = 62076396600.

The previous prime is 63146679313. The next prime is 63146679373. The reversal of 63146679359 is 95397664136.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63146679359 is a prime.

It is a super-2 number, since 2×63146679359² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (59), and also a Moran number because the ratio is a prime number: 1070282701 = 63146679359 / (6 + 3 + 1 + 4 + 6 + 6 + 7 + 9 + 3 + 5 + 9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63146679298 and 63146679307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63146679389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535141292 + ... + 535141409.

It is an arithmetic number, because the mean of its divisors is an integer number (16054240530).

Almost surely, 2^63146679359 is an apocalyptic number.

63146679359 is a deficient number, since it is larger than the sum of its proper divisors (1070282761).

63146679359 is a wasteful number, since it uses less digits than its factorization.

63146679359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070282760.

The product of its digits is 22044960, while the sum is 59.

The spelling of 63146679359 in words is "sixty-three billion, one hundred forty-six million, six hundred seventy-nine thousand, three hundred fifty-nine".