20206144762 has 8 divisors (see below), whose sum is σ = 30310101216. Its totient is φ = 10102777692.

The previous prime is 20206144753. The next prime is 20206144771. The reversal of 20206144762 is 26744160202.

It is an interprime number because it is at equal distance from previous prime (20206144753) and next prime (20206144771).

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

It is a super-2 number, since 2×20206144762² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48328 + ... + 206755.

It is an arithmetic number, because the mean of its divisors is an integer number (3788762652).

Almost surely, 2^20206144762 is an apocalyptic number.

20206144762 is a deficient number, since it is larger than the sum of its proper divisors (10103956454).

20206144762 is a wasteful number, since it uses less digits than its factorization.

20206144762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294692.

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 20206144762 in words is "twenty billion, two hundred six million, one hundred forty-four thousand, seven hundred sixty-two".