202664404345 has 16 divisors (see below), whose sum is σ = 262066674240. Its totient is φ = 149567350464.

The previous prime is 202664404289. The next prime is 202664404357. The reversal of 202664404345 is 543404466202.

It is a cyclic number.

It is not a de Polignac number, because 202664404345 - 2²¹ = 202662307193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202664404298 and 202664404307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 857679 + ... + 1068148.

It is an arithmetic number, because the mean of its divisors is an integer number (16379167140).

Almost surely, 2^202664404345 is an apocalyptic number.

It is an amenable number.

202664404345 is a deficient number, since it is larger than the sum of its proper divisors (59402269895).

202664404345 is a wasteful number, since it uses less digits than its factorization.

202664404345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1927464.

The product of its (nonzero) digits is 552960, while the sum is 40.

The spelling of 202664404345 in words is "two hundred two billion, six hundred sixty-four million, four hundred four thousand, three hundred forty-five".