77242306711143 has 32 divisors (see below), whose sum is σ = 119361845099520. Its totient is φ = 43516245669120.

The previous prime is 77242306711121. The next prime is 77242306711147. The reversal of 77242306711143 is 34111760324277.

It is not a de Polignac number, because 77242306711143 - 2¹⁷ = 77242306580071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77242306711092 and 77242306711101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77242306711147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138099121 + ... + 138657317.

It is an arithmetic number, because the mean of its divisors is an integer number (3730057659360).

Almost surely, 2^{77242306711143} is an apocalyptic number.

77242306711143 is a deficient number, since it is larger than the sum of its proper divisors (42119538388377).

77242306711143 is a wasteful number, since it uses less digits than its factorization.

77242306711143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651087.

The product of its (nonzero) digits is 1185408, while the sum is 48.

The spelling of 77242306711143 in words is "seventy-seven trillion, two hundred forty-two billion, three hundred six million, seven hundred eleven thousand, one hundred forty-three".