355442244553 has 4 divisors (see below), whose sum is σ = 387755175888. Its totient is φ = 323129313220.

The previous prime is 355442244551. The next prime is 355442244607.

It is a happy number.

355442244553 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 355442244553 - 2¹ = 355442244551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355442244551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16156465651 + ... + 16156465672.

It is an arithmetic number, because the mean of its divisors is an integer number (96938793972).

Almost surely, 2^355442244553 is an apocalyptic number.

It is an amenable number.

355442244553 is a deficient number, since it is larger than the sum of its proper divisors (32312931335).

355442244553 is a wasteful number, since it uses less digits than its factorization.

355442244553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32312931334.

The product of its digits is 5760000, while the sum is 46.

It can be divided in two parts, 355442 and 244553, that added together give a palindrome (599995).

The spelling of 355442244553 in words is "three hundred fifty-five billion, four hundred forty-two million, two hundred forty-four thousand, five hundred fifty-three".