77053628501 has 4 divisors (see below), whose sum is σ = 77054196192. Its totient is φ = 77053060812.

The previous prime is 77053628417. The next prime is 77053628539. The reversal of 77053628501 is 10582635077.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10582635077 = 7 ⋅1511805011.

It is a cyclic number.

It is not a de Polignac number, because 77053628501 - 2¹⁰ = 77053627477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77053622501) 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, 53000 + ... + 396126.

It is an arithmetic number, because the mean of its divisors is an integer number (19263549048).

Almost surely, 2^77053628501 is an apocalyptic number.

It is an amenable number.

77053628501 is a deficient number, since it is larger than the sum of its proper divisors (567691).

77053628501 is a wasteful number, since it uses less digits than its factorization.

77053628501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567690.

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 77053628501 in words is "seventy-seven billion, fifty-three million, six hundred twenty-eight thousand, five hundred one".