15450954573 has 16 divisors (see below), whose sum is σ = 21324646080. Its totient is φ = 9939382656.

The previous prime is 15450954553. The next prime is 15450954613. The reversal of 15450954573 is 37545905451.

It is not a de Polignac number, because 15450954573 - 2¹² = 15450950477 is a prime.

It is a super-2 number, since 2×15450954573² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15450954553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91761 + ... + 198297.

It is an arithmetic number, because the mean of its divisors is an integer number (1332790380).

Almost surely, 2^15450954573 is an apocalyptic number.

It is an amenable number.

15450954573 is a deficient number, since it is larger than the sum of its proper divisors (5873691507).

15450954573 is a wasteful number, since it uses less digits than its factorization.

15450954573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108236.

The product of its (nonzero) digits is 1890000, while the sum is 48.

The spelling of 15450954573 in words is "fifteen billion, four hundred fifty million, nine hundred fifty-four thousand, five hundred seventy-three".