155379054127 has 16 divisors (see below), whose sum is σ = 177477931008. Its totient is φ = 134651022880.

The previous prime is 155379054121. The next prime is 155379054167. The reversal of 155379054127 is 721450973551.

It is not a de Polignac number, because 155379054127 - 2¹¹ = 155379052079 is a prime.

It is a super-2 number, since 2×155379054127² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155379054121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 973903 + ... + 1122160.

It is an arithmetic number, because the mean of its divisors is an integer number (11092370688).

Almost surely, 2^155379054127 is an apocalyptic number.

155379054127 is a deficient number, since it is larger than the sum of its proper divisors (22098876881).

155379054127 is a wasteful number, since it uses less digits than its factorization.

155379054127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2096390.

The product of its (nonzero) digits is 1323000, while the sum is 49.

The spelling of 155379054127 in words is "one hundred fifty-five billion, three hundred seventy-nine million, fifty-four thousand, one hundred twenty-seven".