16476454652240 has 80 divisors (see below), whose sum is σ = 41791521421440. Its totient is φ = 5991260136960.

The previous prime is 16476454652221. The next prime is 16476454652249. The reversal of 16476454652240 is 4225645467461.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×16476454652240² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16476454652249) 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, 31426166 + ... + 31946154.

It is an arithmetic number, because the mean of its divisors is an integer number (522394017768).

Almost surely, 2^{16476454652240} is an apocalyptic number.

16476454652240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16476454652240 is an abundant number, since it is smaller than the sum of its proper divisors (25315066769200).

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

16476454652240 is a wasteful number, since it uses less digits than its factorization.

16476454652240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556020 (or 556014 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 56.

The spelling of 16476454652240 in words is "sixteen trillion, four hundred seventy-six billion, four hundred fifty-four million, six hundred fifty-two thousand, two hundred forty".