66363476313051 has 32 divisors (see below), whose sum is σ = 101488731402240. Its totient is φ = 42814733457600.

The previous prime is 66363476312951. The next prime is 66363476313061. The reversal of 66363476313051 is 15031367436366.

66363476313051 is a `hidden beast` number, since 6 + 6 + 3 + 63 + 476 + 31 + 30 + 51 = 666.

It is not a de Polignac number, because 66363476313051 - 2¹⁷ = 66363476181979 is a prime.

It is a super-2 number, since 2×66363476313051² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66363476313061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103353271 + ... + 103993391.

It is an arithmetic number, because the mean of its divisors is an integer number (3171522856320).

Almost surely, 2^{66363476313051} is an apocalyptic number.

66363476313051 is a deficient number, since it is larger than the sum of its proper divisors (35125255089189).

66363476313051 is a wasteful number, since it uses less digits than its factorization.

66363476313051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764024 (or 764018 counting only the distinct ones).

The product of its (nonzero) digits is 14696640, while the sum is 54.

The spelling of 66363476313051 in words is "sixty-six trillion, three hundred sixty-three billion, four hundred seventy-six million, three hundred thirteen thousand, fifty-one".