31405241229999 has 16 divisors (see below), whose sum is σ = 51536806121472. Its totient is φ = 16565401967328.

The previous prime is 31405241229991. The next prime is 31405241230001. The reversal of 31405241229999 is 99992214250413.

It is a happy number.

It is not a de Polignac number, because 31405241229999 - 2³ = 31405241229991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31405241229991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57518756559 + ... + 57518757104.

It is an arithmetic number, because the mean of its divisors is an integer number (3221050382592).

Almost surely, 2^{31405241229999} is an apocalyptic number.

31405241229999 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

31405241229999 is a deficient number, since it is larger than the sum of its proper divisors (20131564891473).

31405241229999 is a wasteful number, since it uses less digits than its factorization.

31405241229999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115037513686.

The product of its (nonzero) digits is 12597120, while the sum is 60.

The spelling of 31405241229999 in words is "thirty-one trillion, four hundred five billion, two hundred forty-one million, two hundred twenty-nine thousand, nine hundred ninety-nine".