78091590950337 has 8 divisors (see below), whose sum is σ = 104122163791936. Its totient is φ = 52061039371152.

The previous prime is 78091590950293. The next prime is 78091590950341. The reversal of 78091590950337 is 73305909519087.

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

It is not a de Polignac number, because 78091590950337 - 2³¹ = 78089443466689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78091590950137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8068143 + ... + 14875419.

It is an arithmetic number, because the mean of its divisors is an integer number (13015270473992).

Almost surely, 2^{78091590950337} is an apocalyptic number.

It is an amenable number.

78091590950337 is a deficient number, since it is larger than the sum of its proper divisors (26030572841599).

78091590950337 is a wasteful number, since it uses less digits than its factorization.

78091590950337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10631207.

The product of its (nonzero) digits is 64297800, while the sum is 66.

The spelling of 78091590950337 in words is "seventy-eight trillion, ninety-one billion, five hundred ninety million, nine hundred fifty thousand, three hundred thirty-seven".