6161643452 has 24 divisors (see below), whose sum is σ = 11153490432. Its totient is φ = 2975338800.

The previous prime is 6161643407. The next prime is 6161643463. The reversal of 6161643452 is 2543461616.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10283 + ... + 111485.

It is an arithmetic number, because the mean of its divisors is an integer number (464728768).

Almost surely, 2^6161643452 is an apocalyptic number.

6161643452 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

6161643452 is a deficient number, since it is larger than the sum of its proper divisors (4991846980).

6161643452 is a wasteful number, since it uses less digits than its factorization.

6161643452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101729 (or 101727 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 6161643452 is about 78496.1365418706. The cubic root of 6161643452 is about 1833.2942992754.

The spelling of 6161643452 in words is "six billion, one hundred sixty-one million, six hundred forty-three thousand, four hundred fifty-two".