31250424000000 has 560 divisors, whose sum is σ = 105496483690224. Its totient is φ = 8218828800000.

The previous prime is 31250423999987. The next prime is 31250424000031. The reversal of 31250424000000 is 42405213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1751991082 + ... + 1752008918.

Almost surely, 2^{31250424000000} is an apocalyptic number.

31250424000000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31250424000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52748241845112).

31250424000000 is an abundant number, since it is smaller than the sum of its proper divisors (74246059690224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31250424000000 is an frugal number, since it uses more digits than its factorization.

31250424000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17961 (or 17920 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 31250424000000 its reverse (42405213), we get a palindrome (31250466405213).

The spelling of 31250424000000 in words is "thirty-one trillion, two hundred fifty billion, four hundred twenty-four million", and thus it is an aban number.