20076601766 has 32 divisors (see below), whose sum is σ = 32976054048. Its totient is φ = 9111294720.

The previous prime is 20076601751. The next prime is 20076601799. The reversal of 20076601766 is 66710667002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 612260 + ... + 644216.

It is an arithmetic number, because the mean of its divisors is an integer number (1030501689).

Almost surely, 2^20076601766 is an apocalyptic number.

20076601766 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20076601766 is a deficient number, since it is larger than the sum of its proper divisors (12899452282).

20076601766 is a wasteful number, since it uses less digits than its factorization.

20076601766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32376.

The product of its (nonzero) digits is 127008, while the sum is 41.

The spelling of 20076601766 in words is "twenty billion, seventy-six million, six hundred one thousand, seven hundred sixty-six".