155051485634127 has 4 divisors (see below), whose sum is σ = 206735314178840. Its totient is φ = 103367657089416.

The previous prime is 155051485634113. The next prime is 155051485634183. The reversal of 155051485634127 is 721436584150551.

155051485634127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 155051485634127 - 2¹¹ = 155051485632079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155051485636127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25841914272352 + ... + 25841914272357.

It is an arithmetic number, because the mean of its divisors is an integer number (51683828544710).

Almost surely, 2^{155051485634127} is an apocalyptic number.

155051485634127 is a deficient number, since it is larger than the sum of its proper divisors (51683828544713).

155051485634127 is an equidigital number, since it uses as much as digits as its factorization.

155051485634127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51683828544712.

The product of its (nonzero) digits is 20160000, while the sum is 57.

The spelling of 155051485634127 in words is "one hundred fifty-five trillion, fifty-one billion, four hundred eighty-five million, six hundred thirty-four thousand, one hundred twenty-seven".