354172223642 has 8 divisors (see below), whose sum is σ = 549577588500. Its totient is φ = 170979694144.

The previous prime is 354172223633. The next prime is 354172223653. The reversal of 354172223642 is 246322271453.

It can be written as a sum of positive squares in 2 ways, for example, as 327963527761 + 26208695881 = 572681^2 + 161891^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×354172223642³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 354172223642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3053208767 + ... + 3053208882.

Almost surely, 2^354172223642 is an apocalyptic number.

354172223642 is a deficient number, since it is larger than the sum of its proper divisors (195405364858).

354172223642 is a wasteful number, since it uses less digits than its factorization.

354172223642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6106417680.

The product of its digits is 483840, while the sum is 41.

The spelling of 354172223642 in words is "three hundred fifty-four billion, one hundred seventy-two million, two hundred twenty-three thousand, six hundred forty-two".