15054460650 has 144 divisors (see below), whose sum is σ = 41243342400. Its totient is φ = 3935796480.

The previous prime is 15054460643. The next prime is 15054460651. The reversal of 15054460650 is 5606445051.

15054460650 is a `hidden beast` number, since 1 + 5 + 0 + 5 + 44 + 606 + 5 + 0 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (15054460651) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 16380891 + ... + 16381809.

It is an arithmetic number, because the mean of its divisors is an integer number (286412100).

Almost surely, 2^15054460650 is an apocalyptic number.

15054460650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 15054460650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20621671200).

15054460650 is an abundant number, since it is smaller than the sum of its proper divisors (26188881750).

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

15054460650 is a wasteful number, since it uses less digits than its factorization.

15054460650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613 (or 1605 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 15054460650 in words is "fifteen billion, fifty-four million, four hundred sixty thousand, six hundred fifty".