155096280 has 48 divisors (see below), whose sum is σ = 504064080. Its totient is φ = 41358912.

The previous prime is 155096261. The next prime is 155096299. The reversal of 155096280 is 82690551.

It is a happy number.

155096280 is a `hidden beast` number, since 15 + 509 + 62 + 80 = 666.

155096280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (155096261) and next prime (155096299).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 215052 + ... + 215771.

It is an arithmetic number, because the mean of its divisors is an integer number (10501335).

Almost surely, 2^155096280 is an apocalyptic number.

155096280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155096280 is an abundant number, since it is smaller than the sum of its proper divisors (348967800).

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

155096280 is a wasteful number, since it uses less digits than its factorization.

155096280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430840 (or 430833 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 155096280 is about 12453.7656955637. The cubic root of 155096280 is about 537.2797352402.

The spelling of 155096280 in words is "one hundred fifty-five million, ninety-six thousand, two hundred eighty".