31436246624043 has 4 divisors (see below), whose sum is σ = 41914995498728. Its totient is φ = 20957497749360.

The previous prime is 31436246624021. The next prime is 31436246624053. The reversal of 31436246624043 is 34042664263413.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 31436246624043 - 2¹⁴ = 31436246607659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31436246623983 and 31436246624001.

It is not an unprimeable number, because it can be changed into a prime (31436246624053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5239374437338 + ... + 5239374437343.

It is an arithmetic number, because the mean of its divisors is an integer number (10478748874682).

Almost surely, 2^{31436246624043} is an apocalyptic number.

31436246624043 is a deficient number, since it is larger than the sum of its proper divisors (10478748874685).

31436246624043 is a wasteful number, since it uses less digits than its factorization.

31436246624043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10478748874684.

The product of its (nonzero) digits is 5971968, while the sum is 48.

The spelling of 31436246624043 in words is "thirty-one trillion, four hundred thirty-six billion, two hundred forty-six million, six hundred twenty-four thousand, forty-three".