351616681303 has 16 divisors (see below), whose sum is σ = 356233526784. Its totient is φ = 347031613440.

The previous prime is 351616681211. The next prime is 351616681319. The reversal of 351616681303 is 303186616153.

It is a cyclic number.

It is not a de Polignac number, because 351616681303 - 2²¹ = 351614584151 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 351616681303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351616681333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84177151 + ... + 84181327.

It is an arithmetic number, because the mean of its divisors is an integer number (22264595424).

Almost surely, 2^351616681303 is an apocalyptic number.

351616681303 is a deficient number, since it is larger than the sum of its proper divisors (4616845481).

351616681303 is a wasteful number, since it uses less digits than its factorization.

351616681303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7722.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 351616681303 in words is "three hundred fifty-one billion, six hundred sixteen million, six hundred eighty-one thousand, three hundred three".