152638877764 has 6 divisors (see below), whose sum is σ = 267118036094. Its totient is φ = 76319438880.

The previous prime is 152638877731. The next prime is 152638877767. The reversal of 152638877764 is 467778836251.

It can be written as a sum of positive squares in only one way, i.e., 150233760000 + 2405117764 = 387600^2 + 49042^2 .

It is a junction number, because it is equal to n+sod(n) for n = 152638877696 and 152638877705.

It is not an unprimeable number, because it can be changed into a prime (152638877767) 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 as a sum of consecutive naturals, namely, 19079859717 + ... + 19079859724.

Almost surely, 2^152638877764 is an apocalyptic number.

It is an amenable number.

152638877764 is a deficient number, since it is larger than the sum of its proper divisors (114479158330).

152638877764 is a wasteful number, since it uses less digits than its factorization.

152638877764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38159719445 (or 38159719443 counting only the distinct ones).

The product of its digits is 94832640, while the sum is 64.

The spelling of 152638877764 in words is "one hundred fifty-two billion, six hundred thirty-eight million, eight hundred seventy-seven thousand, seven hundred sixty-four".