354218523037 has 2 divisors, whose sum is σ = 354218523038. Its totient is φ = 354218523036.

The previous prime is 354218523017. The next prime is 354218523227. The reversal of 354218523037 is 730325812453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208237981561 + 145980541476 = 456331^2 + 382074^2 .

It is a cyclic number.

It is not a de Polignac number, because 354218523037 - 2¹⁹ = 354217998749 is a prime.

It is a super-3 number, since 3×354218523037³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 354218522984 and 354218523002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354218523017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177109261518 + 177109261519.

It is an arithmetic number, because the mean of its divisors is an integer number (177109261519).

Almost surely, 2^354218523037 is an apocalyptic number.

It is an amenable number.

354218523037 is a deficient number, since it is larger than the sum of its proper divisors (1).

354218523037 is an equidigital number, since it uses as much as digits as its factorization.

354218523037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 354218523037 in words is "three hundred fifty-four billion, two hundred eighteen million, five hundred twenty-three thousand, thirty-seven".