78507226048736 has 12 divisors (see below), whose sum is σ = 154561101283512. Its totient is φ = 39253613024352.

The previous prime is 78507226048733. The next prime is 78507226048747. The reversal of 78507226048736 is 63784062270587.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78507226048733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1226675406980 + ... + 1226675407043.

It is an arithmetic number, because the mean of its divisors is an integer number (12880091773626).

Almost surely, 2^{78507226048736} is an apocalyptic number.

It is an amenable number.

78507226048736 is a deficient number, since it is larger than the sum of its proper divisors (76053875234776).

78507226048736 is a wasteful number, since it uses less digits than its factorization.

78507226048736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2453350814033 (or 2453350814025 counting only the distinct ones).

The product of its (nonzero) digits is 189665280, while the sum is 65.

The spelling of 78507226048736 in words is "seventy-eight trillion, five hundred seven billion, two hundred twenty-six million, forty-eight thousand, seven hundred thirty-six".