150521051642 has 32 divisors (see below), whose sum is σ = 251546181264. Its totient is φ = 67105728000.

The previous prime is 150521051633. The next prime is 150521051657. The reversal of 150521051642 is 246150125051.

It can be written as a sum of positive squares in 8 ways, for example, as 76639831921 + 73881219721 = 276839^2 + 271811^2 .

It is a junction number, because it is equal to n+sod(n) for n = 150521051599 and 150521051608.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591353 + ... + 806684.

Almost surely, 2^150521051642 is an apocalyptic number.

150521051642 is a deficient number, since it is larger than the sum of its proper divisors (101025129622).

150521051642 is a wasteful number, since it uses less digits than its factorization.

150521051642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398194.

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 150521051642 its reverse (246150125051), we get a palindrome (396671176693).

The spelling of 150521051642 in words is "one hundred fifty billion, five hundred twenty-one million, fifty-one thousand, six hundred forty-two".