842436007077 has 72 divisors (see below), whose sum is σ = 1362787257888. Its totient is φ = 461501087040.

The previous prime is 842436007067. The next prime is 842436007081. The reversal of 842436007077 is 770700634248.

It is not a de Polignac number, because 842436007077 - 2⁶ = 842436007013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842436007067) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 15087703 + ... + 15143435.

It is an arithmetic number, because the mean of its divisors is an integer number (18927600804).

Almost surely, 2^842436007077 is an apocalyptic number.

It is an amenable number.

842436007077 is a deficient number, since it is larger than the sum of its proper divisors (520351250811).

842436007077 is a wasteful number, since it uses less digits than its factorization.

842436007077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55919 (or 55881 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 48.

The spelling of 842436007077 in words is "eight hundred forty-two billion, four hundred thirty-six million, seven thousand, seventy-seven".