78062201877 has 16 divisors (see below), whose sum is σ = 113555368512. Its totient is φ = 47306113920.

The previous prime is 78062201839. The next prime is 78062201929. The reversal of 78062201877 is 77810226087.

It is a happy number.

It is not a de Polignac number, because 78062201877 - 2⁶ = 78062201813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78062201837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280713 + ... + 484689.

It is an arithmetic number, because the mean of its divisors is an integer number (7097210532).

Almost surely, 2^78062201877 is an apocalyptic number.

It is an amenable number.

78062201877 is a deficient number, since it is larger than the sum of its proper divisors (35493166635).

78062201877 is a wasteful number, since it uses less digits than its factorization.

78062201877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215588.

The product of its (nonzero) digits is 526848, while the sum is 48.

The spelling of 78062201877 in words is "seventy-eight billion, sixty-two million, two hundred one thousand, eight hundred seventy-seven".