31408485483 has 4 divisors (see below), whose sum is σ = 41877980648. Its totient is φ = 20938990320.

The previous prime is 31408485463. The next prime is 31408485497. The reversal of 31408485483 is 38458480413.

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

It is a de Polignac number, because none of the positive numbers 2^k-31408485483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31408485413) 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, 5234747578 + ... + 5234747583.

It is an arithmetic number, because the mean of its divisors is an integer number (10469495162).

Almost surely, 2^31408485483 is an apocalyptic number.

31408485483 is a deficient number, since it is larger than the sum of its proper divisors (10469495165).

31408485483 is a wasteful number, since it uses less digits than its factorization.

31408485483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10469495164.

The product of its (nonzero) digits is 1474560, while the sum is 48.

The spelling of 31408485483 in words is "thirty-one billion, four hundred eight million, four hundred eighty-five thousand, four hundred eighty-three".