149271842650 has 192 divisors, whose sum is σ = 333212673024. Its totient is φ = 48692160000.

The previous prime is 149271842617. The next prime is 149271842669. The reversal of 149271842650 is 56248172941.

It is a junction number, because it is equal to n+sod(n) for n = 149271842594 and 149271842603.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 102874425 + ... + 102875875.

It is an arithmetic number, because the mean of its divisors is an integer number (1735482672).

Almost surely, 2^149271842650 is an apocalyptic number.

149271842650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149271842650 is an abundant number, since it is smaller than the sum of its proper divisors (183940830374).

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

149271842650 is a wasteful number, since it uses less digits than its factorization.

149271842650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685 (or 1680 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 149271842650 in words is "one hundred forty-nine billion, two hundred seventy-one million, eight hundred forty-two thousand, six hundred fifty".