149019458049 has 192 divisors, whose sum is σ = 298178764800. Its totient is φ = 71768125440.

The previous prime is 149019458017. The next prime is 149019458057. The reversal of 149019458049 is 940854910941.

149019458049 is a `hidden beast` number, since 1 + 4 + 9 + 0 + 19 + 4 + 580 + 49 = 666.

It is not a de Polignac number, because 149019458049 - 2⁵ = 149019458017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149019457986 and 149019458004.

It is not an unprimeable number, because it can be changed into a prime (149019458149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 20418369 + ... + 20425665.

It is an arithmetic number, because the mean of its divisors is an integer number (1553014400).

Almost surely, 2^149019458049 is an apocalyptic number.

149019458049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

149019458049 is an abundant number, since it is smaller than the sum of its proper divisors (149159306751).

149019458049 is a wasteful number, since it uses less digits than its factorization.

149019458049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7401 (or 7384 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The spelling of 149019458049 in words is "one hundred forty-nine billion, nineteen million, four hundred fifty-eight thousand, forty-nine".