351106760861 has 4 divisors (see below), whose sum is σ = 351690965724. Its totient is φ = 350522556000.

The previous prime is 351106760789. The next prime is 351106760869. The reversal of 351106760861 is 168067601153.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 168067601153 = 67 ⋅2508471659.

It can be written as a sum of positive squares in 2 ways, for example, as 329418602500 + 21688158361 = 573950^2 + 147269^2 .

It is a cyclic number.

It is not a de Polignac number, because 351106760861 - 2²² = 351102566557 is a prime.

It is a super-2 number, since 2×351106760861² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351106760869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292101530 + ... + 292102731.

It is an arithmetic number, because the mean of its divisors is an integer number (87922741431).

Almost surely, 2^351106760861 is an apocalyptic number.

It is an amenable number.

351106760861 is a deficient number, since it is larger than the sum of its proper divisors (584204863).

351106760861 is an equidigital number, since it uses as much as digits as its factorization.

351106760861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584204862.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 351106760861 in words is "three hundred fifty-one billion, one hundred six million, seven hundred sixty thousand, eight hundred sixty-one".