42861077807 has 16 divisors (see below), whose sum is σ = 46276805952. Its totient is φ = 39552499200.

The previous prime is 42861077719. The next prime is 42861077821. The reversal of 42861077807 is 70877016824.

It is not a de Polignac number, because 42861077807 - 2⁸ = 42861077551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42861077837) 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, 55673 + ... + 298029.

It is an arithmetic number, because the mean of its divisors is an integer number (2892300372).

Almost surely, 2^42861077807 is an apocalyptic number.

42861077807 is a deficient number, since it is larger than the sum of its proper divisors (3415728145).

42861077807 is a wasteful number, since it uses less digits than its factorization.

42861077807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242578.

The product of its (nonzero) digits is 1053696, while the sum is 50.

The spelling of 42861077807 in words is "forty-two billion, eight hundred sixty-one million, seventy-seven thousand, eight hundred seven".