1662241512 has 16 divisors (see below), whose sum is σ = 4155603840. Its totient is φ = 554080496.

The previous prime is 1662241507. The next prime is 1662241541. The reversal of 1662241512 is 2151422661.

It is a super-2 number, since 2×1662241512² = 5526093688432092288, 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 1662241512.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34630008 + ... + 34630055.

It is an arithmetic number, because the mean of its divisors is an integer number (259725240).

Almost surely, 2^1662241512 is an apocalyptic number.

1662241512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1662241512 is an abundant number, since it is smaller than the sum of its proper divisors (2493362328).

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

1662241512 is a wasteful number, since it uses less digits than its factorization.

1662241512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69260072 (or 69260068 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 1662241512 is about 40770.5961692983. The cubic root of 1662241512 is about 1184.5808512432.

The spelling of 1662241512 in words is "one billion, six hundred sixty-two million, two hundred forty-one thousand, five hundred twelve".