155545104 has 320 divisors, whose sum is σ = 527966208. Its totient is φ = 38707200.

The previous prime is 155545099. The next prime is 155545127. The reversal of 155545104 is 401545551.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3617307 + ... + 3617349.

Almost surely, 2^155545104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155545104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263983104).

155545104 is an abundant number, since it is smaller than the sum of its proper divisors (372421104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155545104 is a wasteful number, since it uses less digits than its factorization.

155545104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 155545104 is about 12471.7722878507. The cubic root of 155545104 is about 537.7975035200.

The spelling of 155545104 in words is "one hundred fifty-five million, five hundred forty-five thousand, one hundred four".