150550320440 has 192 divisors, whose sum is σ = 383805021600. Its totient is φ = 52771461120.

The previous prime is 150550320421. The next prime is 150550320457. The reversal of 150550320440 is 44023055051.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56111339 + ... + 56114021.

Almost surely, 2^150550320440 is an apocalyptic number.

150550320440 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 150550320440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191902510800).

150550320440 is an abundant number, since it is smaller than the sum of its proper divisors (233254701160).

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

150550320440 is a wasteful number, since it uses less digits than its factorization.

150550320440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858 (or 2793 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 150550320440 its reverse (44023055051), we get a palindrome (194573375491).

The spelling of 150550320440 in words is "one hundred fifty billion, five hundred fifty million, three hundred twenty thousand, four hundred forty".