16477120716 has 48 divisors (see below), whose sum is σ = 44284993536. Its totient is φ = 4670676864.

The previous prime is 16477120669. The next prime is 16477120717. The reversal of 16477120716 is 61702177461.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (16477120717) 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, 761601 + ... + 782936.

It is an arithmetic number, because the mean of its divisors is an integer number (922604032).

Almost surely, 2^16477120716 is an apocalyptic number.

It is an amenable number.

16477120716 is an abundant number, since it is smaller than the sum of its proper divisors (27807872820).

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

16477120716 is a wasteful number, since it uses less digits than its factorization.

16477120716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544678 (or 1544676 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 42.

The spelling of 16477120716 in words is "sixteen billion, four hundred seventy-seven million, one hundred twenty thousand, seven hundred sixteen".