150786581085055 has 32 divisors (see below), whose sum is σ = 187523558913600. Its totient is φ = 116257989829632.

The previous prime is 150786581084983. The next prime is 150786581085073. The reversal of 150786581085055 is 550580185687051.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 150786581085055 - 2⁹ = 150786581084543 is a prime.

It is a super-2 number, since 2×150786581085055² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 783727849 + ... + 783920221.

It is an arithmetic number, because the mean of its divisors is an integer number (5860111216050).

Almost surely, 2^{150786581085055} is an apocalyptic number.

150786581085055 is a deficient number, since it is larger than the sum of its proper divisors (36736977828545).

150786581085055 is a wasteful number, since it uses less digits than its factorization.

150786581085055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202203.

The product of its (nonzero) digits is 67200000, while the sum is 64.

The spelling of 150786581085055 in words is "one hundred fifty trillion, seven hundred eighty-six billion, five hundred eighty-one million, eighty-five thousand, fifty-five".