20345032246254 has 64 divisors (see below), whose sum is σ = 41060321280000. Its totient is φ = 6720257329632.

The previous prime is 20345032246229. The next prime is 20345032246277. The reversal of 20345032246254 is 45264223054302.

It is a super-2 number, since 2×20345032246254² (a number of 27 digits) contains 22 as substring.

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, 2211652347 + ... + 2211661545.

It is an arithmetic number, because the mean of its divisors is an integer number (641567520000).

Almost surely, 2^{20345032246254} is an apocalyptic number.

20345032246254 is an abundant number, since it is smaller than the sum of its proper divisors (20715289033746).

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

20345032246254 is a wasteful number, since it uses less digits than its factorization.

20345032246254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16709.

The product of its (nonzero) digits is 1382400, while the sum is 42.

The spelling of 20345032246254 in words is "twenty trillion, three hundred forty-five billion, thirty-two million, two hundred forty-six thousand, two hundred fifty-four".