77763465886063 has 4 divisors (see below), whose sum is σ = 77857953694768. Its totient is φ = 77668978077360.

The previous prime is 77763465886037. The next prime is 77763465886157. The reversal of 77763465886063 is 36068856436777.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 77763465886063 - 2¹³ = 77763465877871 is a prime.

It is a super-2 number, since 2×77763465886063² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77763465886163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47243903118 + ... + 47243904763.

It is an arithmetic number, because the mean of its divisors is an integer number (19464488423692).

Almost surely, 2^{77763465886063} is an apocalyptic number.

77763465886063 is a deficient number, since it is larger than the sum of its proper divisors (94487808705).

77763465886063 is an equidigital number, since it uses as much as digits as its factorization.

77763465886063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94487808704.

The product of its (nonzero) digits is 5120962560, while the sum is 76.

The spelling of 77763465886063 in words is "seventy-seven trillion, seven hundred sixty-three billion, four hundred sixty-five million, eight hundred eighty-six thousand, sixty-three".