354426623242 has 16 divisors (see below), whose sum is σ = 550147946760. Its totient is φ = 171047876608.

The previous prime is 354426623233. The next prime is 354426623281. The reversal of 354426623242 is 242326624453.

It can be written as a sum of positive squares in 4 ways, for example, as 344168782281 + 10257840961 = 586659^2 + 101281^2 .

It is a super-2 number, since 2×354426623242² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 792043 + ... + 1155934.

Almost surely, 2^354426623242 is an apocalyptic number.

354426623242 is a deficient number, since it is larger than the sum of its proper divisors (195721323518).

354426623242 is a wasteful number, since it uses less digits than its factorization.

354426623242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1951145.

The product of its digits is 1658880, while the sum is 43.

The spelling of 354426623242 in words is "three hundred fifty-four billion, four hundred twenty-six million, six hundred twenty-three thousand, two hundred forty-two".