3361643253 has 6 divisors (see below), whose sum is σ = 4855706934. Its totient is φ = 2241095496.

The previous prime is 3361643249. The next prime is 3361643281. The reversal of 3361643253 is 3523461633.

3361643253 is a `hidden beast` number, since 3 + 3 + 6 + 1 + 643 + 2 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3296711889 + 64931364 = 57417^2 + 8058^2 .

It is not a de Polignac number, because 3361643253 - 2² = 3361643249 is a prime.

It is a super-2 number, since 2×3361643253² = 22601290720880844018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3361643203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 186757950 + ... + 186757967.

It is an arithmetic number, because the mean of its divisors is an integer number (809284489).

Almost surely, 2^3361643253 is an apocalyptic number.

It is an amenable number.

3361643253 is a deficient number, since it is larger than the sum of its proper divisors (1494063681).

3361643253 is a wasteful number, since it uses less digits than its factorization.

3361643253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373515923 (or 373515920 counting only the distinct ones).

The product of its digits is 116640, while the sum is 36.

The square root of 3361643253 is about 57979.6796558932. The cubic root of 3361643253 is about 1498.0186065390.

The spelling of 3361643253 in words is "three billion, three hundred sixty-one million, six hundred forty-three thousand, two hundred fifty-three".