20003506776097 has 16 divisors (see below), whose sum is σ = 22025499874560. Its totient is φ = 18051440948352.

The previous prime is 20003506776031. The next prime is 20003506776119. The reversal of 20003506776097 is 79067760530002.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20003506776097 - 2¹¹ = 20003506774049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20003506776697) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17998972 + ... + 19077997.

It is an arithmetic number, because the mean of its divisors is an integer number (1376593742160).

Almost surely, 2^{20003506776097} is an apocalyptic number.

It is an amenable number.

20003506776097 is a deficient number, since it is larger than the sum of its proper divisors (2021993098463).

20003506776097 is a wasteful number, since it uses less digits than its factorization.

20003506776097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37077912.

The product of its (nonzero) digits is 3333960, while the sum is 52.

The spelling of 20003506776097 in words is "twenty trillion, three billion, five hundred six million, seven hundred seventy-six thousand, ninety-seven".