149143662228 has 48 divisors (see below), whose sum is σ = 379833854400. Its totient is φ = 45171782400.

The previous prime is 149143662221. The next prime is 149143662229. The reversal of 149143662228 is 822266341941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149143662221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32593 + ... + 547128.

It is an arithmetic number, because the mean of its divisors is an integer number (7913205300).

Almost surely, 2^149143662228 is an apocalyptic number.

It is an amenable number.

149143662228 is an abundant number, since it is smaller than the sum of its proper divisors (230690192172).

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

149143662228 is a wasteful number, since it uses less digits than its factorization.

149143662228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581688 (or 581686 counting only the distinct ones).

The product of its digits is 995328, while the sum is 48.

The spelling of 149143662228 in words is "one hundred forty-nine billion, one hundred forty-three million, six hundred sixty-two thousand, two hundred twenty-eight".