155540482 has 8 divisors (see below), whose sum is σ = 233426700. Its totient is φ = 77731584.

The previous prime is 155540477. The next prime is 155540491. The reversal of 155540482 is 284045551.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 155525841 + 14641 = 12471^2 + 121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14007 + ... + 22522.

Almost surely, 2^155540482 is an apocalyptic number.

155540482 is a deficient number, since it is larger than the sum of its proper divisors (77886218).

155540482 is a wasteful number, since it uses less digits than its factorization.

155540482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38660.

The product of its (nonzero) digits is 32000, while the sum is 34.

The square root of 155540482 is about 12471.5869880300. The cubic root of 155540482 is about 537.7921766092.

The spelling of 155540482 in words is "one hundred fifty-five million, five hundred forty thousand, four hundred eighty-two".