1616896140 has 48 divisors (see below), whose sum is σ = 4673356800. Its totient is φ = 417263040.

The previous prime is 1616896133. The next prime is 1616896217. The reversal of 1616896140 is 416986161.

It is a super-2 number, since 2×1616896140² = 5228706255093799200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1616896092 and 1616896101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 432790 + ... + 436509.

It is an arithmetic number, because the mean of its divisors is an integer number (97361600).

Almost surely, 2^1616896140 is an apocalyptic number.

1616896140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1616896140 is an abundant number, since it is smaller than the sum of its proper divisors (3056460660).

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

1616896140 is a wasteful number, since it uses less digits than its factorization.

1616896140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869342 (or 869340 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 1616896140 is about 40210.6470975039. The cubic root of 1616896140 is about 1173.7097386615.

The spelling of 1616896140 in words is "one billion, six hundred sixteen million, eight hundred ninety-six thousand, one hundred forty".