1656016546 has 8 divisors (see below), whose sum is σ = 2630143980. Its totient is φ = 779301888.

The previous prime is 1656016541. The next prime is 1656016553. The reversal of 1656016546 is 6456106561.

It can be written as a sum of positive squares in 2 ways, for example, as 1353430521 + 302586025 = 36789^2 + 17395^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1656016546³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1656016499 and 1656016508.

It is not an unprimeable number, because it can be changed into a prime (1656016541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24353151 + ... + 24353218.

Almost surely, 2^1656016546 is an apocalyptic number.

1656016546 is a deficient number, since it is larger than the sum of its proper divisors (974127434).

1656016546 is a wasteful number, since it uses less digits than its factorization.

1656016546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48706388.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 1656016546 is about 40694.1831961277. The cubic root of 1656016546 is about 1183.1002802475.

The spelling of 1656016546 in words is "one billion, six hundred fifty-six million, sixteen thousand, five hundred forty-six".