31424044702 has 4 divisors (see below), whose sum is σ = 47136067056. Its totient is φ = 15712022350.

The previous prime is 31424044657. The next prime is 31424044703. The reversal of 31424044702 is 20744042413.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31424044703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7856011174 + ... + 7856011177.

It is an arithmetic number, because the mean of its divisors is an integer number (11784016764).

Almost surely, 2^31424044702 is an apocalyptic number.

31424044702 is a deficient number, since it is larger than the sum of its proper divisors (15712022354).

31424044702 is a wasteful number, since it uses less digits than its factorization.

31424044702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15712022353.

The product of its (nonzero) digits is 21504, while the sum is 31.

The spelling of 31424044702 in words is "thirty-one billion, four hundred twenty-four million, forty-four thousand, seven hundred two".