149518881072896 has 72 divisors (see below), whose sum is σ = 306526509157344. Its totient is φ = 72737375293440.

The previous prime is 149518881072893. The next prime is 149518881072923. The reversal of 149518881072896 is 698270188815941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149518881072893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539206541 + ... + 539483763.

Almost surely, 2^{149518881072896} is an apocalyptic number.

149518881072896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

149518881072896 is an abundant number, since it is smaller than the sum of its proper divisors (157007628084448).

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

149518881072896 is an equidigital number, since it uses as much as digits as its factorization.

149518881072896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334217 (or 334203 counting only the distinct ones).

The product of its (nonzero) digits is 557383680, while the sum is 77.

The spelling of 149518881072896 in words is "one hundred forty-nine trillion, five hundred eighteen billion, eight hundred eighty-one million, seventy-two thousand, eight hundred ninety-six".