20352473137001 has 2 divisors, whose sum is σ = 20352473137002. Its totient is φ = 20352473137000.

The previous prime is 20352473136949. The next prime is 20352473137037. The reversal of 20352473137001 is 10073137425302.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12416285505625 + 7936187631376 = 3523675^2 + 2817124^2 .

It is a cyclic number.

It is not a de Polignac number, because 20352473137001 - 2⁶ = 20352473136937 is a prime.

It is not a weakly prime, because it can be changed into another prime (20352473137301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10176236568500 + 10176236568501.

It is an arithmetic number, because the mean of its divisors is an integer number (10176236568501).

Almost surely, 2^{20352473137001} is an apocalyptic number.

It is an amenable number.

20352473137001 is a deficient number, since it is larger than the sum of its proper divisors (1).

20352473137001 is an equidigital number, since it uses as much as digits as its factorization.

20352473137001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 38.

The spelling of 20352473137001 in words is "twenty trillion, three hundred fifty-two billion, four hundred seventy-three million, one hundred thirty-seven thousand, one".