20432321419245 has 32 divisors (see below), whose sum is σ = 34514444714880. Its totient is φ = 10293065072640.

The previous prime is 20432321419217. The next prime is 20432321419271. The reversal of 20432321419245 is 54291412323402.

It is a happy number.

It is not a de Polignac number, because 20432321419245 - 2⁸ = 20432321418989 is a prime.

It is a super-2 number, since 2×20432321419245² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20432321419197 and 20432321419206.

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, 106272436 + ... + 106464525.

It is an arithmetic number, because the mean of its divisors is an integer number (1078576397340).

Almost surely, 2^{20432321419245} is an apocalyptic number.

It is an amenable number.

20432321419245 is a deficient number, since it is larger than the sum of its proper divisors (14082123295635).

20432321419245 is a wasteful number, since it uses less digits than its factorization.

20432321419245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212737325.

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 20432321419245 in words is "twenty trillion, four hundred thirty-two billion, three hundred twenty-one million, four hundred nineteen thousand, two hundred forty-five".