16652605240 has 32 divisors (see below), whose sum is σ = 37981633680. Its totient is φ = 6569793792.

The previous prime is 16652605217. The next prime is 16652605241. The reversal of 16652605240 is 4250625661.

It is a super-2 number, since 2×16652605240² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16652605240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16652605241) 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, 2848554 + ... + 2854393.

Almost surely, 2^16652605240 is an apocalyptic number.

16652605240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16652605240 is an abundant number, since it is smaller than the sum of its proper divisors (21329028440).

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

16652605240 is a wasteful number, since it uses less digits than its factorization.

16652605240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5703031 (or 5703027 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 16652605240 in words is "sixteen billion, six hundred fifty-two million, six hundred five thousand, two hundred forty".