77532669051306 has 96 divisors (see below), whose sum is σ = 196423370280000. Its totient is φ = 20262621270528.

The previous prime is 77532669051293. The next prime is 77532669051323. The reversal of 77532669051306 is 60315096623577.

It is a super-2 number, since 2×77532669051306² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 77532669051306.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 239145231 + ... + 239469218.

It is an arithmetic number, because the mean of its divisors is an integer number (2046076773750).

Almost surely, 2^{77532669051306} is an apocalyptic number.

77532669051306 is an abundant number, since it is smaller than the sum of its proper divisors (118890701228694).

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

77532669051306 is a wasteful number, since it uses less digits than its factorization.

77532669051306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478614516 (or 478614509 counting only the distinct ones).

The product of its (nonzero) digits is 42865200, while the sum is 60.

The spelling of 77532669051306 in words is "seventy-seven trillion, five hundred thirty-two billion, six hundred sixty-nine million, fifty-one thousand, three hundred six".