52425040154 has 4 divisors (see below), whose sum is σ = 78637560234. Its totient is φ = 26212520076.

The previous prime is 52425040127. The next prime is 52425040159. The reversal of 52425040154 is 45104052425.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 51812230129 + 612810025 = 227623^2 + 24755^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52425040154.

It is not an unprimeable number, because it can be changed into a prime (52425040159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13106260037 + ... + 13106260040.

Almost surely, 2^52425040154 is an apocalyptic number.

52425040154 is a deficient number, since it is larger than the sum of its proper divisors (26212520080).

52425040154 is a wasteful number, since it uses less digits than its factorization.

52425040154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26212520079.

The product of its (nonzero) digits is 32000, while the sum is 32.

Adding to 52425040154 its reverse (45104052425), we get a palindrome (97529092579).

The spelling of 52425040154 in words is "fifty-two billion, four hundred twenty-five million, forty thousand, one hundred fifty-four".