1613966480 has 40 divisors (see below), whose sum is σ = 4288540992. Its totient is φ = 553359744.

The previous prime is 1613966467. The next prime is 1613966503. The reversal of 1613966480 is 846693161.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440482 + ... + 1441601.

Almost surely, 2^1613966480 is an apocalyptic number.

1613966480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1613966480 is an abundant number, since it is smaller than the sum of its proper divisors (2674574512).

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

1613966480 is a wasteful number, since it uses less digits than its factorization.

1613966480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2882103 (or 2882097 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 1613966480 is about 40174.2016722175. The cubic root of 1613966480 is about 1173.0004271052. Note that the first 3 decimals are identical.

The spelling of 1613966480 in words is "one billion, six hundred thirteen million, nine hundred sixty-six thousand, four hundred eighty".