53921899217082 has 64 divisors (see below), whose sum is σ = 116513273923200. Its totient is φ = 16537987296000.

The previous prime is 53921899217077. The next prime is 53921899217101. The reversal of 53921899217082 is 28071299812935.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77262532 + ... + 77957312.

It is an arithmetic number, because the mean of its divisors is an integer number (1820519905050).

Almost surely, 2^{53921899217082} is an apocalyptic number.

53921899217082 is an abundant number, since it is smaller than the sum of its proper divisors (62591374706118).

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

53921899217082 is a wasteful number, since it uses less digits than its factorization.

53921899217082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697999.

The product of its (nonzero) digits is 39191040, while the sum is 66.

The spelling of 53921899217082 in words is "fifty-three trillion, nine hundred twenty-one billion, eight hundred ninety-nine million, two hundred seventeen thousand, eighty-two".