1653825012 has 24 divisors (see below), whose sum is σ = 4410200256. Its totient is φ = 472521408.

The previous prime is 1653825007. The next prime is 1653825013. The reversal of 1653825012 is 2105283561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1653825013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9844113 + ... + 9844280.

It is an arithmetic number, because the mean of its divisors is an integer number (183758344).

Almost surely, 2^1653825012 is an apocalyptic number.

1653825012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1653825012 is an abundant number, since it is smaller than the sum of its proper divisors (2756375244).

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

1653825012 is a wasteful number, since it uses less digits than its factorization.

1653825012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19688407 (or 19688405 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 1653825012 is about 40667.2474111539. The cubic root of 1653825012 is about 1182.5781540063.

The spelling of 1653825012 in words is "one billion, six hundred fifty-three million, eight hundred twenty-five thousand, twelve".