2150450154 has 32 divisors (see below), whose sum is σ = 4836363840. Its totient is φ = 708178896.

The previous prime is 2150450131. The next prime is 2150450189. The reversal of 2150450154 is 4510540512.

2150450154 is a `hidden beast` number, since 2 + 1 + 504 + 5 + 0 + 154 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 15 ways as a sum of consecutive naturals, for example, 235417 + ... + 244380.

It is an arithmetic number, because the mean of its divisors is an integer number (151136370).

Almost surely, 2^2150450154 is an apocalyptic number.

2150450154 is an abundant number, since it is smaller than the sum of its proper divisors (2685913686).

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

2150450154 is a wasteful number, since it uses less digits than its factorization.

2150450154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479891 (or 479885 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 2150450154 is about 46372.9463588416. The cubic root of 2150450154 is about 1290.7529514515.

Adding to 2150450154 its reverse (4510540512), we get a palindrome (6660990666).

The spelling of 2150450154 in words is "two billion, one hundred fifty million, four hundred fifty thousand, one hundred fifty-four".