65977277083 has 16 divisors (see below), whose sum is σ = 71877982176. Its totient is φ = 60316945920.

The previous prime is 65977277081. The next prime is 65977277101. The reversal of 65977277083 is 38077277956.

It is a cyclic number.

It is not a de Polignac number, because 65977277083 - 2¹ = 65977277081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65977277081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117016 + ... + 381637.

It is an arithmetic number, because the mean of its divisors is an integer number (4492373886).

Almost surely, 2^65977277083 is an apocalyptic number.

65977277083 is a deficient number, since it is larger than the sum of its proper divisors (5900705093).

65977277083 is a wasteful number, since it uses less digits than its factorization.

65977277083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498894.

The product of its (nonzero) digits is 31116960, while the sum is 61.

The spelling of 65977277083 in words is "sixty-five billion, nine hundred seventy-seven million, two hundred seventy-seven thousand, eighty-three".