64030977 has 6 divisors (see below), whose sum is σ = 92489202. Its totient is φ = 42687312.

The previous prime is 64030951. The next prime is 64031003. The reversal of 64030977 is 77903046.

64030977 is a `hidden beast` number, since 640 + 3 + 0 + 9 + 7 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (64030951) and next prime (64031003).

It can be written as a sum of positive squares in only one way, i.e., 44635761 + 19395216 = 6681^2 + 4404^2 .

It is not a de Polignac number, because 64030977 - 2¹⁸ = 63768833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64037977) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3557268 + ... + 3557285.

It is an arithmetic number, because the mean of its divisors is an integer number (15414867).

Almost surely, 2^64030977 is an apocalyptic number.

It is an amenable number.

64030977 is a deficient number, since it is larger than the sum of its proper divisors (28458225).

64030977 is a wasteful number, since it uses less digits than its factorization.

64030977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7114559 (or 7114556 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 64030977 is about 8001.9358282856. The cubic root of 64030977 is about 400.0645250074.

The spelling of 64030977 in words is "sixty-four million, thirty thousand, nine hundred seventy-seven".