7727004320157 has 64 divisors (see below), whose sum is σ = 12586449408000. Its totient is φ = 4666182220224.

The previous prime is 7727004320137. The next prime is 7727004320171. The reversal of 7727004320157 is 7510234007277.

7727004320157 is a `hidden beast` number, since 7 + 7 + 270 + 0 + 4 + 320 + 1 + 57 = 666.

It is not a de Polignac number, because 7727004320157 - 2¹² = 7727004316061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7727004320117) 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 63 ways as a sum of consecutive naturals, for example, 988993 + ... + 4053654.

It is an arithmetic number, because the mean of its divisors is an integer number (196663272000).

Almost surely, 2^{7727004320157} is an apocalyptic number.

It is an amenable number.

7727004320157 is a deficient number, since it is larger than the sum of its proper divisors (4859445087843).

7727004320157 is a wasteful number, since it uses less digits than its factorization.

7727004320157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5042807 (or 5042801 counting only the distinct ones).

The product of its (nonzero) digits is 576240, while the sum is 45.

The spelling of 7727004320157 in words is "seven trillion, seven hundred twenty-seven billion, four million, three hundred twenty thousand, one hundred fifty-seven".