4966397865 has 192 divisors, whose sum is σ = 10466426880. Its totient is φ = 2146798080.

The previous prime is 4966397861. The next prime is 4966397869. The reversal of 4966397865 is 5687936694.

4966397865 is a `hidden beast` number, since 496 + 63 + 9 + 7 + 86 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (4966397861) and next prime (4966397869).

It is not a de Polignac number, because 4966397865 - 2² = 4966397861 is a prime.

Its product of digits (58786560) is a multiple of the sum of its prime factors (324).

It is not an unprimeable number, because it can be changed into a prime (4966397861) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 39105432 + ... + 39105558.

It is an arithmetic number, because the mean of its divisors is an integer number (54512640).

Almost surely, 2^4966397865 is an apocalyptic number.

4966397865 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4966397865 is an abundant number, since it is smaller than the sum of its proper divisors (5500029015).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4966397865 is a wasteful number, since it uses less digits than its factorization.

4966397865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 321 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 63.

The square root of 4966397865 is about 70472.6745980313. The cubic root of 4966397865 is about 1706.1367439216.

The spelling of 4966397865 in words is "four billion, nine hundred sixty-six million, three hundred ninety-seven thousand, eight hundred sixty-five".