351802643543 has 12 divisors (see below), whose sum is σ = 382301789328. Its totient is φ = 323585196480.

The previous prime is 351802643519. The next prime is 351802643551. The reversal of 351802643543 is 345346208153.

It is not a de Polignac number, because 351802643543 - 2¹⁶ = 351802578007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 351802643494 and 351802643503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351802643573) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3656555 + ... + 3751532.

It is an arithmetic number, because the mean of its divisors is an integer number (31858482444).

Almost surely, 2^351802643543 is an apocalyptic number.

351802643543 is a deficient number, since it is larger than the sum of its proper divisors (30499145785).

351802643543 is a wasteful number, since it uses less digits than its factorization.

351802643543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7408394 (or 7408381 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 351802643543 in words is "three hundred fifty-one billion, eight hundred two million, six hundred forty-three thousand, five hundred forty-three".