345402587653 has 16 divisors (see below), whose sum is σ = 373477547520. Its totient is φ = 318454200064.

The previous prime is 345402587633. The next prime is 345402587707. The reversal of 345402587653 is 356785204543.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345402587653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345402587653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345402587633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41101 + ... + 832162.

It is an arithmetic number, because the mean of its divisors is an integer number (23342346720).

Almost surely, 2^345402587653 is an apocalyptic number.

It is an amenable number.

345402587653 is a deficient number, since it is larger than the sum of its proper divisors (28074959867).

345402587653 is a wasteful number, since it uses less digits than its factorization.

345402587653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873908.

The product of its (nonzero) digits is 12096000, while the sum is 52.

The spelling of 345402587653 in words is "three hundred forty-five billion, four hundred two million, five hundred eighty-seven thousand, six hundred fifty-three".