351945016775 has 24 divisors (see below), whose sum is σ = 477114057984. Its totient is φ = 255407090400.

The previous prime is 351945016741. The next prime is 351945016777. The reversal of 351945016775 is 577610549153.

It is not a de Polignac number, because 351945016775 - 2²⁶ = 351877907911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351945016777) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1254749 + ... + 1509398.

It is an arithmetic number, because the mean of its divisors is an integer number (19879752416).

Almost surely, 2^351945016775 is an apocalyptic number.

351945016775 is a deficient number, since it is larger than the sum of its proper divisors (125169041209).

351945016775 is a wasteful number, since it uses less digits than its factorization.

351945016775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764631 (or 2764626 counting only the distinct ones).

The product of its (nonzero) digits is 3969000, while the sum is 53.

The spelling of 351945016775 in words is "three hundred fifty-one billion, nine hundred forty-five million, sixteen thousand, seven hundred seventy-five".