31404143002 has 8 divisors (see below), whose sum is σ = 47395210176. Its totient is φ = 15605739612.

The previous prime is 31404142969. The next prime is 31404143003. The reversal of 31404143002 is 20034140413.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (31404143003) 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, 48165538 + ... + 48166189.

It is an arithmetic number, because the mean of its divisors is an integer number (5924401272).

Almost surely, 2^31404143002 is an apocalyptic number.

31404143002 is a deficient number, since it is larger than the sum of its proper divisors (15991067174).

31404143002 is a wasteful number, since it uses less digits than its factorization.

31404143002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96331892.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 31404143002 its reverse (20034140413), we get a palindrome (51438283415).

The spelling of 31404143002 in words is "thirty-one billion, four hundred four million, one hundred forty-three thousand, two".