46201777561 has 2 divisors, whose sum is σ = 46201777562. Its totient is φ = 46201777560.

The previous prime is 46201777513. The next prime is 46201777579. The reversal of 46201777561 is 16577710264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26438760000 + 19763017561 = 162600^2 + 140581^2 .

It is a cyclic number.

It is not a de Polignac number, because 46201777561 - 2¹⁷ = 46201646489 is a prime.

It is a super-2 number, since 2×46201777561² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (46201775561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23100888780 + 23100888781.

It is an arithmetic number, because the mean of its divisors is an integer number (23100888781).

Almost surely, 2^46201777561 is an apocalyptic number.

It is an amenable number.

46201777561 is a deficient number, since it is larger than the sum of its proper divisors (1).

46201777561 is an equidigital number, since it uses as much as digits as its factorization.

46201777561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 493920, while the sum is 46.

The spelling of 46201777561 in words is "forty-six billion, two hundred one million, seven hundred seventy-seven thousand, five hundred sixty-one".