1611664062 has 8 divisors (see below), whose sum is σ = 3223328136. Its totient is φ = 537221352.

The previous prime is 1611664051. The next prime is 1611664079. The reversal of 1611664062 is 2604661161.

It is a happy number.

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

1611664062 is an admirable number.

It is a super-2 number, since 2×1611664062² = 5194922097484679688, which contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 134305333 + ... + 134305344.

It is an arithmetic number, because the mean of its divisors is an integer number (402916017).

Almost surely, 2^1611664062 is an apocalyptic number.

1611664062 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1611664062 is a wasteful number, since it uses less digits than its factorization.

1611664062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268610682.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1611664062 is about 40145.5360158511. The cubic root of 1611664062 is about 1172.4423769840.

The spelling of 1611664062 in words is "one billion, six hundred eleven million, six hundred sixty-four thousand, sixty-two".