78086025805350 has 24 divisors (see below), whose sum is σ = 193653343997640. Its totient is φ = 20822940214720.

The previous prime is 78086025805331. The next prime is 78086025805367. The reversal of 78086025805350 is 5350852068087.

It is a happy number.

It is a super-2 number, since 2×78086025805350² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 260286752535 + ... + 260286752834.

It is an arithmetic number, because the mean of its divisors is an integer number (8068889333235).

Almost surely, 2^{78086025805350} is an apocalyptic number.

78086025805350 is an abundant number, since it is smaller than the sum of its proper divisors (115567318192290).

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

78086025805350 is a wasteful number, since it uses less digits than its factorization.

78086025805350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520573505384 (or 520573505379 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 57.

The spelling of 78086025805350 in words is "seventy-eight trillion, eighty-six billion, twenty-five million, eight hundred five thousand, three hundred fifty".