1642053696 has 28 divisors (see below), whose sum is σ = 4344600912. Its totient is φ = 547351168.

The previous prime is 1642053683. The next prime is 1642053713. The reversal of 1642053696 is 6963502461.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4275990 + ... + 4276373.

Almost surely, 2^1642053696 is an apocalyptic number.

1642053696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1642053696 is an abundant number, since it is smaller than the sum of its proper divisors (2702547216).

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

1642053696 is an equidigital number, since it uses as much as digits as its factorization.

1642053696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8552378 (or 8552368 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 42.

The square root of 1642053696 is about 40522.2617335212. The cubic root of 1642053696 is about 1179.7657526014.

The spelling of 1642053696 in words is "one billion, six hundred forty-two million, fifty-three thousand, six hundred ninety-six".