155544142150 has 12 divisors (see below), whose sum is σ = 289312104492. Its totient is φ = 62217656840.

The previous prime is 155544142141. The next prime is 155544142153. The reversal of 155544142150 is 51241445551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155544142153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1555441372 + ... + 1555441471.

It is an arithmetic number, because the mean of its divisors is an integer number (24109342041).

Almost surely, 2^155544142150 is an apocalyptic number.

155544142150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155544142150 is a deficient number, since it is larger than the sum of its proper divisors (133767962342).

155544142150 is a wasteful number, since it uses less digits than its factorization.

155544142150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110882855 (or 3110882850 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 37.

The spelling of 155544142150 in words is "one hundred fifty-five billion, five hundred forty-four million, one hundred forty-two thousand, one hundred fifty".