777345221040011 has 16 divisors (see below), whose sum is σ = 841045220870400. Its totient is φ = 714210667909248.

The previous prime is 777345221039999. The next prime is 777345221040049. The reversal of 777345221040011 is 110040122543777.

It is a cyclic number.

It is not a de Polignac number, because 777345221040011 - 2¹⁴ = 777345221023627 is a prime.

It is a super-3 number, since 3×777345221040011³ (a number of 46 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (777345221040061) 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, 158033516 + ... + 162878121.

It is an arithmetic number, because the mean of its divisors is an integer number (52565326304400).

Almost surely, 2^{777345221040011} is an apocalyptic number.

777345221040011 is a deficient number, since it is larger than the sum of its proper divisors (63699999830389).

777345221040011 is a wasteful number, since it uses less digits than its factorization.

777345221040011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320912518.

The product of its (nonzero) digits is 329280, while the sum is 44.

Adding to 777345221040011 its reverse (110040122543777), we get a palindrome (887385343583788).

The spelling of 777345221040011 in words is "seven hundred seventy-seven trillion, three hundred forty-five billion, two hundred twenty-one million, forty thousand, eleven".