351226922049 has 6 divisors (see below), whose sum is σ = 507327776306. Its totient is φ = 234151281360.

The previous prime is 351226921999. The next prime is 351226922083. The reversal of 351226922049 is 940229622153.

351226922049 is a `hidden beast` number, since 3 + 512 + 2 + 6 + 92 + 2 + 0 + 49 = 666.

It can be written as a sum of positive squares in only one way, i.e., 213887750400 + 137339171649 = 462480^2 + 370593^2 .

It is not a de Polignac number, because 351226922049 - 2²¹ = 351224824897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 351226921995 and 351226922013.

It is not an unprimeable number, because it can be changed into a prime (351226922099) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19512606772 + ... + 19512606789.

Almost surely, 2^351226922049 is an apocalyptic number.

It is an amenable number.

351226922049 is a deficient number, since it is larger than the sum of its proper divisors (156100854257).

351226922049 is a wasteful number, since it uses less digits than its factorization.

351226922049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39025213567 (or 39025213564 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 351226922049 in words is "three hundred fifty-one billion, two hundred twenty-six million, nine hundred twenty-two thousand, forty-nine".