155054116121264 has 10 divisors (see below), whose sum is σ = 300417349984980. Its totient is φ = 77527058060624.

The previous prime is 155054116121251. The next prime is 155054116121279. The reversal of 155054116121264 is 462121611450551.

It is a happy number.

It is a super-3 number, since 3×155054116121264³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4845441128774 + ... + 4845441128805.

It is an arithmetic number, because the mean of its divisors is an integer number (30041734998498).

Almost surely, 2^{155054116121264} is an apocalyptic number.

It is an amenable number.

155054116121264 is a deficient number, since it is larger than the sum of its proper divisors (145363233863716).

155054116121264 is an equidigital number, since it uses as much as digits as its factorization.

155054116121264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9690882257587 (or 9690882257581 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 44.

The spelling of 155054116121264 in words is "one hundred fifty-five trillion, fifty-four billion, one hundred sixteen million, one hundred twenty-one thousand, two hundred sixty-four".