1617776016 has 40 divisors (see below), whose sum is σ = 4181399040. Its totient is φ = 538982016.

The previous prime is 1617775979. The next prime is 1617776053. The reversal of 1617776016 is 6106777161.

It is an interprime number because it is at equal distance from previous prime (1617775979) and next prime (1617776053).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99946 + ... + 114998.

It is an arithmetic number, because the mean of its divisors is an integer number (104534976).

Almost surely, 2^1617776016 is an apocalyptic number.

1617776016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1617776016 is an abundant number, since it is smaller than the sum of its proper divisors (2563623024).

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

1617776016 is a wasteful number, since it uses less digits than its factorization.

1617776016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17303 (or 17297 counting only the distinct ones).

The product of its (nonzero) digits is 74088, while the sum is 42.

The square root of 1617776016 is about 40221.5864431029. The cubic root of 1617776016 is about 1173.9226015936.

The spelling of 1617776016 in words is "one billion, six hundred seventeen million, seven hundred seventy-six thousand, sixteen".