4461867061651 has 4 divisors (see below), whose sum is σ = 4461874281832. Its totient is φ = 4461859841472.

The previous prime is 4461867061583. The next prime is 4461867061697. The reversal of 4461867061651 is 1561607681644.

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 4461867061651 - 2²³ = 4461858673043 is a prime.

It is a super-2 number, since 2×4461867061651² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4461867061592 and 4461867061601.

It is not an unprimeable number, because it can be changed into a prime (4461867161651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2586366 + ... + 3951331.

It is an arithmetic number, because the mean of its divisors is an integer number (1115468570458).

Almost surely, 2^{4461867061651} is an apocalyptic number.

4461867061651 is a deficient number, since it is larger than the sum of its proper divisors (7220181).

4461867061651 is an equidigital number, since it uses as much as digits as its factorization.

4461867061651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7220180.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 4461867061651 in words is "four trillion, four hundred sixty-one billion, eight hundred sixty-seven million, sixty-one thousand, six hundred fifty-one".