31253355451245 has 32 divisors (see below), whose sum is σ = 50617147276800. Its totient is φ = 16464899838464.

The previous prime is 31253355451223. The next prime is 31253355451261. The reversal of 31253355451245 is 54215455335213.

It is a cyclic number.

It is not a de Polignac number, because 31253355451245 - 2¹³ = 31253355443053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31253355451194 and 31253355451203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10202805 + ... + 12907514.

It is an arithmetic number, because the mean of its divisors is an integer number (1581785852400).

Almost surely, 2^{31253355451245} is an apocalyptic number.

It is an amenable number.

31253355451245 is a deficient number, since it is larger than the sum of its proper divisors (19363791825555).

31253355451245 is a wasteful number, since it uses less digits than its factorization.

31253355451245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23111429.

The product of its digits is 5400000, while the sum is 48.

The spelling of 31253355451245 in words is "thirty-one trillion, two hundred fifty-three billion, three hundred fifty-five million, four hundred fifty-one thousand, two hundred forty-five".