354551025311231 has 16 divisors (see below), whose sum is σ = 405317122508544. Its totient is φ = 303813920539584.

The previous prime is 354551025311213. The next prime is 354551025311233. The reversal of 354551025311231 is 132113520155453.

It is a de Polignac number, because none of the positive numbers 2^k-354551025311231 is a prime.

It is a super-2 number, since 2×354551025311231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354551025311233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 998690051 + ... + 999045003.

It is an arithmetic number, because the mean of its divisors is an integer number (25332320156784).

Almost surely, 2^{354551025311231} is an apocalyptic number.

354551025311231 is a deficient number, since it is larger than the sum of its proper divisors (50766097197313).

354551025311231 is a wasteful number, since it uses less digits than its factorization.

354551025311231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395390.

The product of its (nonzero) digits is 270000, while the sum is 41.

Adding to 354551025311231 its reverse (132113520155453), we get a palindrome (486664545466684).

The spelling of 354551025311231 in words is "three hundred fifty-four trillion, five hundred fifty-one billion, twenty-five million, three hundred eleven thousand, two hundred thirty-one".