354421610506 has 16 divisors (see below), whose sum is σ = 561590517600. Its totient is φ = 167290686288.

The previous prime is 354421610503. The next prime is 354421610507. The reversal of 354421610506 is 605016124453.

It is a super-2 number, since 2×354421610506² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (354421610503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16467841 + ... + 16489348.

It is an arithmetic number, because the mean of its divisors is an integer number (35099407350).

Almost surely, 2^354421610506 is an apocalyptic number.

354421610506 is a deficient number, since it is larger than the sum of its proper divisors (207168907094).

354421610506 is a wasteful number, since it uses less digits than its factorization.

354421610506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32957493.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 354421610506 its reverse (605016124453), we get a palindrome (959437734959).

The spelling of 354421610506 in words is "three hundred fifty-four billion, four hundred twenty-one million, six hundred ten thousand, five hundred six".