3215436345123 has 64 divisors (see below), whose sum is σ = 4599348480000. Its totient is φ = 1991132401664.

The previous prime is 3215436345067. The next prime is 3215436345127.

3215436345123 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3215436345123 - 2⁶ = 3215436345059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3215436345127) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 691638103 + ... + 691642751.

It is an arithmetic number, because the mean of its divisors is an integer number (71864820000).

Almost surely, 2^{3215436345123} is an apocalyptic number.

3215436345123 is a deficient number, since it is larger than the sum of its proper divisors (1383912134877).

3215436345123 is a wasteful number, since it uses less digits than its factorization.

3215436345123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5404.

The product of its digits is 777600, while the sum is 42.

It can be divided in two parts, 321543 and 6345123, that added together give a palindrome (6666666).

The spelling of 3215436345123 in words is "three trillion, two hundred fifteen billion, four hundred thirty-six million, three hundred forty-five thousand, one hundred twenty-three".