47606001577 has 2 divisors, whose sum is σ = 47606001578. Its totient is φ = 47606001576.

The previous prime is 47606001571. The next prime is 47606001581. The reversal of 47606001577 is 77510060674.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43071191296 + 4534810281 = 207536^2 + 67341^2 .

It is a cyclic number.

It is not a de Polignac number, because 47606001577 - 2²³ = 47597612969 is a prime.

It is a super-2 number, since 2×47606001577² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47606001571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23803000788 + 23803000789.

It is an arithmetic number, because the mean of its divisors is an integer number (23803000789).

Almost surely, 2^47606001577 is an apocalyptic number.

It is an amenable number.

47606001577 is a deficient number, since it is larger than the sum of its proper divisors (1).

47606001577 is an equidigital number, since it uses as much as digits as its factorization.

47606001577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246960, while the sum is 43.

The spelling of 47606001577 in words is "forty-seven billion, six hundred six million, one thousand, five hundred seventy-seven".