20346256177273 has 8 divisors (see below), whose sum is σ = 21914545580928. Its totient is φ = 18778422884304.

The previous prime is 20346256177267. The next prime is 20346256177307. The reversal of 20346256177273 is 37277165264302.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20346256177273 - 2¹³ = 20346256169081 is a prime.

It is a super-2 number, since 2×20346256177273² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20346256177223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113935015 + ... + 114113452.

It is an arithmetic number, because the mean of its divisors is an integer number (2739318197616).

Almost surely, 2^{20346256177273} is an apocalyptic number.

It is an amenable number.

20346256177273 is a deficient number, since it is larger than the sum of its proper divisors (1568289403655).

20346256177273 is a wasteful number, since it uses less digits than its factorization.

20346256177273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228055343.

The product of its (nonzero) digits is 17781120, while the sum is 55.

The spelling of 20346256177273 in words is "twenty trillion, three hundred forty-six billion, two hundred fifty-six million, one hundred seventy-seven thousand, two hundred seventy-three".