20010977353 has 2 divisors, whose sum is σ = 20010977354. Its totient is φ = 20010977352.

The previous prime is 20010977347. The next prime is 20010977407. The reversal of 20010977353 is 35377901002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16712542729 + 3298434624 = 129277^2 + 57432^2 .

It is a cyclic number.

It is not a de Polignac number, because 20010977353 - 2¹⁷ = 20010846281 is a prime.

It is not a weakly prime, because it can be changed into another prime (20010977303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005488676 + 10005488677.

It is an arithmetic number, because the mean of its divisors is an integer number (10005488677).

Almost surely, 2^20010977353 is an apocalyptic number.

It is an amenable number.

20010977353 is a deficient number, since it is larger than the sum of its proper divisors (1).

20010977353 is an equidigital number, since it uses as much as digits as its factorization.

20010977353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39690, while the sum is 37.

The spelling of 20010977353 in words is "twenty billion, ten million, nine hundred seventy-seven thousand, three hundred fifty-three".