155512533016 has 16 divisors (see below), whose sum is σ = 293443237440. Its totient is φ = 77261003040.

The previous prime is 155512532993. The next prime is 155512533019. The reversal of 155512533016 is 610335215551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155512533019) 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, 61906600 + ... + 61909111.

It is an arithmetic number, because the mean of its divisors is an integer number (18340202340).

Almost surely, 2^155512533016 is an apocalyptic number.

It is an amenable number.

155512533016 is a deficient number, since it is larger than the sum of its proper divisors (137930704424).

155512533016 is a wasteful number, since it uses less digits than its factorization.

155512533016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123815874 (or 123815870 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 37.

Adding to 155512533016 its reverse (610335215551), we get a palindrome (765847748567).

The spelling of 155512533016 in words is "one hundred fifty-five billion, five hundred twelve million, five hundred thirty-three thousand, sixteen".