20346322001445 has 64 divisors (see below), whose sum is σ = 41175165542400. Its totient is φ = 9435975405120.

The previous prime is 20346322001437. The next prime is 20346322001519. The reversal of 20346322001445 is 54410022364302.

20346322001445 is a `hidden beast` number, since 2 + 0 + 3 + 4 + 6 + 3 + 2 + 200 + 1 + 445 = 666.

It is not a de Polignac number, because 20346322001445 - 2³ = 20346322001437 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 297818605 + ... + 297886914.

It is an arithmetic number, because the mean of its divisors is an integer number (643361961600).

Almost surely, 2^{20346322001445} is an apocalyptic number.

It is an amenable number.

20346322001445 is an abundant number, since it is smaller than the sum of its proper divisors (20828843540955).

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

20346322001445 is a wasteful number, since it uses less digits than its factorization.

20346322001445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595705567 (or 595705561 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 20346322001445 its reverse (54410022364302), we get a palindrome (74756344365747).

The spelling of 20346322001445 in words is "twenty trillion, three hundred forty-six billion, three hundred twenty-two million, one thousand, four hundred forty-five".