150212220544 has 64 divisors (see below), whose sum is σ = 300501333000. Its totient is φ = 74792927232.

The previous prime is 150212220533. The next prime is 150212220583. The reversal of 150212220544 is 445022212051.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 149991994944 + 220225600 = 387288^2 + 14840^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×150212220544² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38622952 + ... + 38626840.

Almost surely, 2^150212220544 is an apocalyptic number.

It is an amenable number.

150212220544 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

150212220544 is an equidigital number, since it uses as much as digits as its factorization.

150212220544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5085 (or 5073 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 150212220544 its reverse (445022212051), we get a palindrome (595234432595).

The spelling of 150212220544 in words is "one hundred fifty billion, two hundred twelve million, two hundred twenty thousand, five hundred forty-four".