354255646552453 has 16 divisors (see below), whose sum is σ = 361736267111856. Its totient is φ = 346846140426240.

The previous prime is 354255646552411. The next prime is 354255646552469.

354255646552453 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 8 ways, for example, as 85133524529089 + 269122122023364 = 9226783^2 + 16404942^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354255646552453 is a prime.

It is a super-3 number, since 3×354255646552453³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354255646558453) 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, 607379275 + ... + 607962247.

It is an arithmetic number, because the mean of its divisors is an integer number (22608516694491).

Almost surely, 2^{354255646552453} is an apocalyptic number.

It is an amenable number.

354255646552453 is a deficient number, since it is larger than the sum of its proper divisors (7480620559403).

354255646552453 is a wasteful number, since it uses less digits than its factorization.

354255646552453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643944.

The product of its digits is 1296000000, while the sum is 64.

The spelling of 354255646552453 in words is "three hundred fifty-four trillion, two hundred fifty-five billion, six hundred forty-six million, five hundred fifty-two thousand, four hundred fifty-three".