20266150593 has 8 divisors (see below), whose sum is σ = 29100113728. Its totient is φ = 12471477264.

The previous prime is 20266150559. The next prime is 20266150601. The reversal of 20266150593 is 39505166202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20266150593 - 2⁸ = 20266150337 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 519644887 = 20266150593 / (2 + 0 + 2 + 6 + 6 + 1 + 5 + 0 + 5 + 9 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20266150523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259822405 + ... + 259822482.

It is an arithmetic number, because the mean of its divisors is an integer number (3637514216).

Almost surely, 2^20266150593 is an apocalyptic number.

It is an amenable number.

20266150593 is a deficient number, since it is larger than the sum of its proper divisors (8833963135).

20266150593 is a wasteful number, since it uses less digits than its factorization.

20266150593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519644903.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 20266150593 in words is "twenty billion, two hundred sixty-six million, one hundred fifty thousand, five hundred ninety-three".