149249445016 has 16 divisors (see below), whose sum is σ = 319820239440. Its totient is φ = 63964047840.

The previous prime is 149249445011. The next prime is 149249445017. The reversal of 149249445016 is 610544942941.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149249445011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1332584275 + ... + 1332584386.

It is an arithmetic number, because the mean of its divisors is an integer number (19988764965).

Almost surely, 2^149249445016 is an apocalyptic number.

It is an amenable number.

149249445016 is an abundant number, since it is smaller than the sum of its proper divisors (170570794424).

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

149249445016 is a wasteful number, since it uses less digits than its factorization.

149249445016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2665168674 (or 2665168670 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 149249445016 in words is "one hundred forty-nine billion, two hundred forty-nine million, four hundred forty-five thousand, sixteen".