8078661262 has 72 divisors (see below), whose sum is σ = 15011713800. Its totient is φ = 3242133216.

The previous prime is 8078661221. The next prime is 8078661277. The reversal of 8078661262 is 2621668708.

It is a super-2 number, since 2×8078661262² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 30032064 + ... + 30032332.

It is an arithmetic number, because the mean of its divisors is an integer number (208496025).

Almost surely, 2^8078661262 is an apocalyptic number.

8078661262 is a deficient number, since it is larger than the sum of its proper divisors (6933052538).

8078661262 is a wasteful number, since it uses less digits than its factorization.

8078661262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 8078661262 is about 89881.3732761132. The cubic root of 8078661262 is about 2006.5337370630.

The spelling of 8078661262 in words is "eight billion, seventy-eight million, six hundred sixty-one thousand, two hundred sixty-two".