501500228148 has 24 divisors (see below), whose sum is σ = 1300185776960. Its totient is φ = 167166742680.

The previous prime is 501500228111. The next prime is 501500228183. The reversal of 501500228148 is 841822005105.

501500228148 is a `hidden beast` number, since 5 + 0 + 1 + 500 + 2 + 2 + 8 + 148 = 666.

It is a super-3 number, since 3×501500228148³ (a number of 36 digits) contains 333 as substring.

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

It is a congruent number.

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, 2321760208 + ... + 2321760423.

Almost surely, 2^501500228148 is an apocalyptic number.

It is an amenable number.

501500228148 is an abundant number, since it is smaller than the sum of its proper divisors (798685548812).

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

501500228148 is a wasteful number, since it uses less digits than its factorization.

501500228148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4643520644 (or 4643520636 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 36.

The spelling of 501500228148 in words is "five hundred one billion, five hundred million, two hundred twenty-eight thousand, one hundred forty-eight".