4893378271561 has 8 divisors (see below), whose sum is σ = 5547149457920. Its totient is φ = 4279229581392.

The previous prime is 4893378271519. The next prime is 4893378271589. The reversal of 4893378271561 is 1651728733984.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4893378271561 - 2²³ = 4893369882953 is a prime.

It is a super-2 number, since 2×4893378271561² (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 = 4893378271493 and 4893378271502.

It is not an unprimeable number, because it can be changed into a prime (4893378271361) 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 7 ways as a sum of consecutive naturals, for example, 9905623785 + ... + 9905624278.

It is an arithmetic number, because the mean of its divisors is an integer number (693393682240).

Almost surely, 2^{4893378271561} is an apocalyptic number.

It is an amenable number.

4893378271561 is a deficient number, since it is larger than the sum of its proper divisors (653771186359).

4893378271561 is a wasteful number, since it uses less digits than its factorization.

4893378271561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19811248095.

The product of its digits is 60963840, while the sum is 64.

The spelling of 4893378271561 in words is "four trillion, eight hundred ninety-three billion, three hundred seventy-eight million, two hundred seventy-one thousand, five hundred sixty-one".