16553007225760 has 48 divisors (see below), whose sum is σ = 39107342975400. Its totient is φ = 6621056705536.

The previous prime is 16553007225691. The next prime is 16553007225763. The reversal of 16553007225760 is 6752270035561.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 16480579498384 + 72427727376 = 4059628^2 + 269124^2 .

It is not an unprimeable number, because it can be changed into a prime (16553007225763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6277686 + ... + 8515594.

Almost surely, 2^{16553007225760} is an apocalyptic number.

16553007225760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16553007225760 is an abundant number, since it is smaller than the sum of its proper divisors (22554335749640).

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

16553007225760 is a wasteful number, since it uses less digits than its factorization.

16553007225760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284153 (or 2284145 counting only the distinct ones).

The product of its (nonzero) digits is 2646000, while the sum is 49.

The spelling of 16553007225760 in words is "sixteen trillion, five hundred fifty-three billion, seven million, two hundred twenty-five thousand, seven hundred sixty".