77050441431 has 16 divisors (see below), whose sum is σ = 117233906400. Its totient is φ = 49978664064.

The previous prime is 77050441423. The next prime is 77050441499. The reversal of 77050441431 is 13414405077.

77050441431 is a `hidden beast` number, since 7 + 7 + 0 + 504 + 4 + 143 + 1 = 666.

It is not a de Polignac number, because 77050441431 - 2³ = 77050441423 is a prime.

It is a super-2 number, since 2×77050441431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77050441411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38562786 + ... + 38564783.

It is an arithmetic number, because the mean of its divisors is an integer number (7327119150).

Almost surely, 2^77050441431 is an apocalyptic number.

77050441431 is a deficient number, since it is larger than the sum of its proper divisors (40183464969).

77050441431 is a wasteful number, since it uses less digits than its factorization.

77050441431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77127615 (or 77127609 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The spelling of 77050441431 in words is "seventy-seven billion, fifty million, four hundred forty-one thousand, four hundred thirty-one".