78242045558262 has 32 divisors (see below), whose sum is σ = 158471106670080. Its totient is φ = 25749538445280.

The previous prime is 78242045558233. The next prime is 78242045558297. The reversal of 78242045558262 is 26285554024287.

It is a super-2 number, since 2×78242045558262² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 78242045558196 and 78242045558205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8936212 + ... + 15373352.

It is an arithmetic number, because the mean of its divisors is an integer number (4952222083440).

Almost surely, 2^{78242045558262} is an apocalyptic number.

78242045558262 is an abundant number, since it is smaller than the sum of its proper divisors (80229061111818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78242045558262 is a wasteful number, since it uses less digits than its factorization.

78242045558262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6462868.

The product of its (nonzero) digits is 86016000, while the sum is 60.

The spelling of 78242045558262 in words is "seventy-eight trillion, two hundred forty-two billion, forty-five million, five hundred fifty-eight thousand, two hundred sixty-two".