1654117616 has 10 divisors (see below), whose sum is σ = 3204852912. Its totient is φ = 827058800.

The previous prime is 1654117613. The next prime is 1654117627. The reversal of 1654117616 is 6167114561.

It is a super-2 number, since 2×1654117616² = 5472210175123046912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1654117616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1654117613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51691160 + ... + 51691191.

Almost surely, 2^1654117616 is an apocalyptic number.

1654117616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1654117616 is a deficient number, since it is larger than the sum of its proper divisors (1550735296).

1654117616 is a wasteful number, since it uses less digits than its factorization.

1654117616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103382359 (or 103382353 counting only the distinct ones).

The product of its digits is 30240, while the sum is 38.

The square root of 1654117616 is about 40670.8447908327. The cubic root of 1654117616 is about 1182.6478926809.

The spelling of 1654117616 in words is "one billion, six hundred fifty-four million, one hundred seventeen thousand, six hundred sixteen".