2345444522031 has 32 divisors (see below), whose sum is σ = 3453217790400. Its totient is φ = 1407097396224.

The previous prime is 2345444521993. The next prime is 2345444522053. The reversal of 2345444522031 is 1302254445432.

It is not a de Polignac number, because 2345444522031 - 2⁶ = 2345444521967 is a prime.

It is a super-2 number, since 2×2345444522031² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2345444522231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3289206 + ... + 3938243.

It is an arithmetic number, because the mean of its divisors is an integer number (107913055950).

Almost surely, 2^{2345444522031} is an apocalyptic number.

2345444522031 is a deficient number, since it is larger than the sum of its proper divisors (1107773268369).

2345444522031 is a wasteful number, since it uses less digits than its factorization.

2345444522031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7227675.

The product of its (nonzero) digits is 460800, while the sum is 39.

Adding to 2345444522031 its reverse (1302254445432), we get a palindrome (3647698967463).

The spelling of 2345444522031 in words is "two trillion, three hundred forty-five billion, four hundred forty-four million, five hundred twenty-two thousand, thirty-one".