150857638 has 8 divisors (see below), whose sum is σ = 226342080. Its totient is φ = 75410280.

The previous prime is 150857627. The next prime is 150857647. The reversal of 150857638 is 836758051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 150857594 and 150857603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5803 + ... + 18313.

It is an arithmetic number, because the mean of its divisors is an integer number (28292760).

Almost surely, 2^150857638 is an apocalyptic number.

150857638 is a deficient number, since it is larger than the sum of its proper divisors (75484442).

150857638 is a wasteful number, since it uses less digits than its factorization.

150857638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18542.

The product of its (nonzero) digits is 201600, while the sum is 43.

The square root of 150857638 is about 12282.4117338575. The cubic root of 150857638 is about 532.3400011564.

The spelling of 150857638 in words is "one hundred fifty million, eight hundred fifty-seven thousand, six hundred thirty-eight".