31413145522 has 8 divisors (see below), whose sum is σ = 51403329072. Its totient is φ = 14278702500.

The previous prime is 31413145501. The next prime is 31413145523. The reversal of 31413145522 is 22554131413.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (31413145523) 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 3 ways as a sum of consecutive naturals, for example, 713935104 + ... + 713935147.

It is an arithmetic number, because the mean of its divisors is an integer number (6425416134).

Almost surely, 2^31413145522 is an apocalyptic number.

31413145522 is a deficient number, since it is larger than the sum of its proper divisors (19990183550).

31413145522 is a wasteful number, since it uses less digits than its factorization.

31413145522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427870264.

The product of its digits is 14400, while the sum is 31.

Adding to 31413145522 its reverse (22554131413), we get a palindrome (53967276935).

The spelling of 31413145522 in words is "thirty-one billion, four hundred thirteen million, one hundred forty-five thousand, five hundred twenty-two".