155542413025 has 24 divisors (see below), whose sum is σ = 193213923200. Its totient is φ = 124213953600.

The previous prime is 155542413023. The next prime is 155542413049. The reversal of 155542413025 is 520314245551.

155542413025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 155542413025 - 2¹ = 155542413023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155542413023) 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 23 ways as a sum of consecutive naturals, for example, 58232440 + ... + 58235110.

Almost surely, 2^155542413025 is an apocalyptic number.

It is an amenable number.

155542413025 is a deficient number, since it is larger than the sum of its proper divisors (37671510175).

155542413025 is a wasteful number, since it uses less digits than its factorization.

155542413025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5929 (or 5924 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 37.

Adding to 155542413025 its reverse (520314245551), we get a palindrome (675856658576).

The spelling of 155542413025 in words is "one hundred fifty-five billion, five hundred forty-two million, four hundred thirteen thousand, twenty-five".