3699249547579 has 2 divisors, whose sum is σ = 3699249547580. Its totient is φ = 3699249547578.

The previous prime is 3699249547549. The next prime is 3699249547589. The reversal of 3699249547579 is 9757459429963.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3699249547579 is a prime.

It is a super-2 number, since 2×3699249547579² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3699249547499 and 3699249547508.

It is not a weakly prime, because it can be changed into another prime (3699249547519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1849624773789 + 1849624773790.

It is an arithmetic number, because the mean of its divisors is an integer number (1849624773790).

Almost surely, 2^{3699249547579} is an apocalyptic number.

3699249547579 is a deficient number, since it is larger than the sum of its proper divisors (1).

3699249547579 is an equidigital number, since it uses as much as digits as its factorization.

3699249547579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4629441600, while the sum is 79.

The spelling of 3699249547579 in words is "three trillion, six hundred ninety-nine billion, two hundred forty-nine million, five hundred forty-seven thousand, five hundred seventy-nine".