1653463536 has 40 divisors (see below), whose sum is σ = 4418742480. Its totient is φ = 532148736.

The previous prime is 1653463531. The next prime is 1653463717. The reversal of 1653463536 is 6353643561.

1653463536 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1653463531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592525 + ... + 595308.

It is an arithmetic number, because the mean of its divisors is an integer number (110468562).

Almost surely, 2^1653463536 is an apocalyptic number.

1653463536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1653463536 is an abundant number, since it is smaller than the sum of its proper divisors (2765278944).

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

1653463536 is a wasteful number, since it uses less digits than its factorization.

1653463536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187873 (or 1187867 counting only the distinct ones).

The product of its digits is 583200, while the sum is 42.

The square root of 1653463536 is about 40662.8028546976. The cubic root of 1653463536 is about 1182.4919891529.

The spelling of 1653463536 in words is "one billion, six hundred fifty-three million, four hundred sixty-three thousand, five hundred thirty-six".