53021432998 has 8 divisors (see below), whose sum is σ = 79533371592. Its totient is φ = 26510309136.

The previous prime is 53021432993. The next prime is 53021433013. The reversal of 53021432998 is 89923412035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×53021432998² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53021432993) 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 3 ways as a sum of consecutive naturals, for example, 415 + ... + 325642.

It is an arithmetic number, because the mean of its divisors is an integer number (9941671449).

Almost surely, 2^53021432998 is an apocalyptic number.

53021432998 is a deficient number, since it is larger than the sum of its proper divisors (26511938594).

53021432998 is a wasteful number, since it uses less digits than its factorization.

53021432998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407366.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 53021432998 in words is "fifty-three billion, twenty-one million, four hundred thirty-two thousand, nine hundred ninety-eight".