155504011420355 has 16 divisors (see below), whose sum is σ = 201759663750624. Its totient is φ = 114376226592000.

The previous prime is 155504011420343. The next prime is 155504011420369. The reversal of 155504011420355 is 553024110405551.

It is not a de Polignac number, because 155504011420355 - 2⁶ = 155504011420291 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4765659794 + ... + 4765692423.

It is an arithmetic number, because the mean of its divisors is an integer number (12609978984414).

Almost surely, 2^{155504011420355} is an apocalyptic number.

155504011420355 is a deficient number, since it is larger than the sum of its proper divisors (46255652330269).

155504011420355 is a wasteful number, since it uses less digits than its factorization.

155504011420355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9531352486.

The product of its (nonzero) digits is 300000, while the sum is 41.

The spelling of 155504011420355 in words is "one hundred fifty-five trillion, five hundred four billion, eleven million, four hundred twenty thousand, three hundred fifty-five".