66051063377 has 16 divisors (see below), whose sum is σ = 71578550400. Its totient is φ = 60588076032.

The previous prime is 66051063371. The next prime is 66051063401. The reversal of 66051063377 is 77336015066.

It is a cyclic number.

It is not a de Polignac number, because 66051063377 - 2¹⁴ = 66051046993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66051063371) 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, 2362124 + ... + 2389922.

It is an arithmetic number, because the mean of its divisors is an integer number (4473659400).

Almost surely, 2^66051063377 is an apocalyptic number.

It is an amenable number.

66051063377 is a deficient number, since it is larger than the sum of its proper divisors (5527487023).

66051063377 is a wasteful number, since it uses less digits than its factorization.

66051063377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28952.

The product of its (nonzero) digits is 476280, while the sum is 44.

The spelling of 66051063377 in words is "sixty-six billion, fifty-one million, sixty-three thousand, three hundred seventy-seven".