77055203540045 has 8 divisors (see below), whose sum is σ = 92466516764160. Its totient is φ = 61643981154640.

The previous prime is 77055203540023. The next prime is 77055203540047. The reversal of 77055203540045 is 54004530255077.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-77055203540045 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77055203540047) 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 7 ways as a sum of consecutive naturals, for example, 20829341 + ... + 24248130.

It is an arithmetic number, because the mean of its divisors is an integer number (11558314595520).

Almost surely, 2^{77055203540045} is an apocalyptic number.

It is an amenable number.

77055203540045 is a deficient number, since it is larger than the sum of its proper divisors (15411313224115).

77055203540045 is a wasteful number, since it uses less digits than its factorization.

77055203540045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45419355.

The product of its (nonzero) digits is 2940000, while the sum is 47.

The spelling of 77055203540045 in words is "seventy-seven trillion, fifty-five billion, two hundred three million, five hundred forty thousand, forty-five".