155500126 has 16 divisors (see below), whose sum is σ = 244501488. Its totient is φ = 74088000.

The previous prime is 155500109. The next prime is 155500127. The reversal of 155500126 is 621005551.

It is a self number, because there is not a number n which added to its sum of digits gives 155500126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155500127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18525 + ... + 25576.

It is an arithmetic number, because the mean of its divisors is an integer number (15281343).

Almost surely, 2^155500126 is an apocalyptic number.

155500126 is a deficient number, since it is larger than the sum of its proper divisors (89001362).

155500126 is a wasteful number, since it uses less digits than its factorization.

155500126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44187.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 155500126 is about 12469.9689654786. The cubic root of 155500126 is about 537.7456613482.

Adding to 155500126 its reverse (621005551), we get a palindrome (776505677).

The spelling of 155500126 in words is "one hundred fifty-five million, five hundred thousand, one hundred twenty-six".