7486401178871 has 16 divisors (see below), whose sum is σ = 7689629764608. Its totient is φ = 7284502562400.

The previous prime is 7486401178859. The next prime is 7486401179009. The reversal of 7486401178871 is 1788711046847.

It is a cyclic number.

It is not a de Polignac number, because 7486401178871 - 2¹⁰ = 7486401177847 is a prime.

It is a super-2 number, since 2×7486401178871² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7486401178771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122174381 + ... + 122235641.

It is an arithmetic number, because the mean of its divisors is an integer number (480601860288).

Almost surely, 2^{7486401178871} is an apocalyptic number.

7486401178871 is a deficient number, since it is larger than the sum of its proper divisors (203228585737).

7486401178871 is a wasteful number, since it uses less digits than its factorization.

7486401178871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72062.

The product of its (nonzero) digits is 16859136, while the sum is 62.

The spelling of 7486401178871 in words is "seven trillion, four hundred eighty-six billion, four hundred one million, one hundred seventy-eight thousand, eight hundred seventy-one".