356949949653 has 72 divisors (see below), whose sum is σ = 577625412000. Its totient is φ = 210652358400.

The previous prime is 356949949651. The next prime is 356949949661.

It is a happy number.

356949949653 is a `hidden beast` number, since 3 + 569 + 4 + 9 + 9 + 4 + 9 + 6 + 53 = 666.

356949949653 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 356949949653 - 2¹ = 356949949651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (356949949651) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 102013098 + ... + 102016596.

Almost surely, 2^356949949653 is an apocalyptic number.

356949949653 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

356949949653 is a deficient number, since it is larger than the sum of its proper divisors (220675462347).

356949949653 is a wasteful number, since it uses less digits than its factorization.

356949949653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4211 (or 4167 counting only the distinct ones).

The product of its digits is 850305600, while the sum is 72.

The spelling of 356949949653 in words is "three hundred fifty-six billion, nine hundred forty-nine million, nine hundred forty-nine thousand, six hundred fifty-three".