150101640 has 128 divisors (see below), whose sum is σ = 538876800. Its totient is φ = 36944640.

The previous prime is 150101639. The next prime is 150101669. The reversal of 150101640 is 46101051.

150101640 is a `hidden beast` number, since 1 + 501 + 0 + 164 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 8695 + ... + 19385.

It is an arithmetic number, because the mean of its divisors is an integer number (4209975).

Almost surely, 2^150101640 is an apocalyptic number.

150101640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150101640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269438400).

150101640 is an abundant number, since it is smaller than the sum of its proper divisors (388775160).

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

150101640 is a wasteful number, since it uses less digits than its factorization.

150101640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10724 (or 10714 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 150101640 is about 12251.5974468638. The cubic root of 150101640 is about 531.4492670698.

Adding to 150101640 its reverse (46101051), we get a palindrome (196202691).

The spelling of 150101640 in words is "one hundred fifty million, one hundred one thousand, six hundred forty".