15053043450 has 48 divisors (see below), whose sum is σ = 38954667456. Its totient is φ = 3839616000.

The previous prime is 15053043377. The next prime is 15053043461. The reversal of 15053043450 is 5434035051.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2178151 + ... + 2185050.

It is an arithmetic number, because the mean of its divisors is an integer number (811555572).

Almost surely, 2^15053043450 is an apocalyptic number.

15053043450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15053043450 is an abundant number, since it is smaller than the sum of its proper divisors (23901624006).

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

15053043450 is a wasteful number, since it uses less digits than its factorization.

15053043450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4363239 (or 4363234 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 15053043450 in words is "fifteen billion, fifty-three million, forty-three thousand, four hundred fifty".