64033053977 has 2 divisors, whose sum is σ = 64033053978. Its totient is φ = 64033053976.

The previous prime is 64033053949. The next prime is 64033054031. The reversal of 64033053977 is 77935033046.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64021144576 + 11909401 = 253024^2 + 3451^2 .

It is a cyclic number.

It is not a de Polignac number, because 64033053977 - 2⁶ = 64033053913 is a prime.

It is not a weakly prime, because it can be changed into another prime (64033053277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32016526988 + 32016526989.

It is an arithmetic number, because the mean of its divisors is an integer number (32016526989).

Almost surely, 2^64033053977 is an apocalyptic number.

It is an amenable number.

64033053977 is a deficient number, since it is larger than the sum of its proper divisors (1).

64033053977 is an equidigital number, since it uses as much as digits as its factorization.

64033053977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1428840, while the sum is 47.

The spelling of 64033053977 in words is "sixty-four billion, thirty-three million, fifty-three thousand, nine hundred seventy-seven".