1653386814 has 12 divisors (see below), whose sum is σ = 3582338136. Its totient is φ = 551128932.

The previous prime is 1653386807. The next prime is 1653386827. The reversal of 1653386814 is 4186833561.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1653386814.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45927394 + ... + 45927429.

It is an arithmetic number, because the mean of its divisors is an integer number (298528178).

Almost surely, 2^1653386814 is an apocalyptic number.

1653386814 is an abundant number, since it is smaller than the sum of its proper divisors (1928951322).

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

1653386814 is a wasteful number, since it uses less digits than its factorization.

1653386814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91854831 (or 91854828 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 1653386814 is about 40661.8594508416. The cubic root of 1653386814 is about 1182.4736993526.

The spelling of 1653386814 in words is "one billion, six hundred fifty-three million, three hundred eighty-six thousand, eight hundred fourteen".