150161216544 has 36 divisors (see below), whose sum is σ = 427020960366. Its totient is φ = 50053738752.

The previous prime is 150161216533. The next prime is 150161216617. The reversal of 150161216544 is 445612161051.

150161216544 is a `hidden beast` number, since 1 + 50 + 1 + 61 + 2 + 1 + 6 + 544 = 666.

It can be written as a sum of positive squares in only one way, i.e., 121731210000 + 28430006544 = 348900^2 + 168612^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 150161216499 and 150161216508.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 260696269 + ... + 260696844.

Almost surely, 2^150161216544 is an apocalyptic number.

It is an amenable number.

150161216544 is an abundant number, since it is smaller than the sum of its proper divisors (276859743822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150161216544 is a wasteful number, since it uses less digits than its factorization.

150161216544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521393129 (or 521393118 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

Adding to 150161216544 its reverse (445612161051), we get a palindrome (595773377595).

The spelling of 150161216544 in words is "one hundred fifty billion, one hundred sixty-one million, two hundred sixteen thousand, five hundred forty-four".