46663767947 has 4 divisors (see below), whose sum is σ = 48169050816. Its totient is φ = 45158485080.

The previous prime is 46663767919. The next prime is 46663768007. The reversal of 46663767947 is 74976736664.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 46663767947 - 2¹² = 46663763851 is a prime.

It is a super-2 number, since 2×46663767947² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46663767907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 752641388 + ... + 752641449.

It is an arithmetic number, because the mean of its divisors is an integer number (12042262704).

Almost surely, 2^46663767947 is an apocalyptic number.

46663767947 is a deficient number, since it is larger than the sum of its proper divisors (1505282869).

46663767947 is a wasteful number, since it uses less digits than its factorization.

46663767947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505282868.

The product of its digits is 192036096, while the sum is 65.

The spelling of 46663767947 in words is "forty-six billion, six hundred sixty-three million, seven hundred sixty-seven thousand, nine hundred forty-seven".