78152276546774 has 8 divisors (see below), whose sum is σ = 117228539675520. Its totient is φ = 39076096654936.

The previous prime is 78152276546749. The next prime is 78152276546857. The reversal of 78152276546774 is 47764567225187.

78152276546774 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×78152276546774² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 78152276546698 and 78152276546707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18406454 + ... + 22250889.

It is an arithmetic number, because the mean of its divisors is an integer number (14653567459440).

Almost surely, 2^{78152276546774} is an apocalyptic number.

78152276546774 is a deficient number, since it is larger than the sum of its proper divisors (39076263128746).

78152276546774 is a wasteful number, since it uses less digits than its factorization.

78152276546774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41618454.

The product of its digits is 1106380800, while the sum is 71.

The spelling of 78152276546774 in words is "seventy-eight trillion, one hundred fifty-two billion, two hundred seventy-six million, five hundred forty-six thousand, seven hundred seventy-four".