354242251858 has 32 divisors (see below), whose sum is σ = 581286404160. Its totient is φ = 160570575360.

The previous prime is 354242251849. The next prime is 354242251859. The reversal of 354242251858 is 858152242453.

It is a super-3 number, since 3×354242251858³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (354242251859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12209613 + ... + 12238591.

It is an arithmetic number, because the mean of its divisors is an integer number (18165200130).

Almost surely, 2^354242251858 is an apocalyptic number.

354242251858 is a deficient number, since it is larger than the sum of its proper divisors (227044152302).

354242251858 is a wasteful number, since it uses less digits than its factorization.

354242251858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30522.

The product of its digits is 3072000, while the sum is 49.

The spelling of 354242251858 in words is "three hundred fifty-four billion, two hundred forty-two million, two hundred fifty-one thousand, eight hundred fifty-eight".