31426546634 has 16 divisors (see below), whose sum is σ = 53910443328. Its totient is φ = 13459429152.

The previous prime is 31426546633. The next prime is 31426546661. The reversal of 31426546634 is 43664562413.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (31426546631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736067 + ... + 777590.

It is an arithmetic number, because the mean of its divisors is an integer number (3369402708).

Almost surely, 2^31426546634 is an apocalyptic number.

31426546634 is a deficient number, since it is larger than the sum of its proper divisors (22483896694).

31426546634 is a wasteful number, since it uses less digits than its factorization.

31426546634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515149.

The product of its digits is 1244160, while the sum is 44.

The spelling of 31426546634 in words is "thirty-one billion, four hundred twenty-six million, five hundred forty-six thousand, six hundred thirty-four".