2478076265916 has 18 divisors (see below), whose sum is σ = 6264026116712. Its totient is φ = 826025421960.

The previous prime is 2478076265911. The next prime is 2478076265947. The reversal of 2478076265916 is 6195626708742.

2478076265916 is a `hidden beast` number, since 2 + 478 + 0 + 76 + 2 + 6 + 5 + 91 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×2478076265916² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2478076265911) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34417725880 + ... + 34417725951.

Almost surely, 2^{2478076265916} is an apocalyptic number.

It is an amenable number.

2478076265916 is an abundant number, since it is smaller than the sum of its proper divisors (3785949850796).

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

2478076265916 is a wasteful number, since it uses less digits than its factorization.

2478076265916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68835451841 (or 68835451836 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 63.

The spelling of 2478076265916 in words is "two trillion, four hundred seventy-eight billion, seventy-six million, two hundred sixty-five thousand, nine hundred sixteen".