53298631428 has 96 divisors (see below), whose sum is σ = 145491360000. Its totient is φ = 15179770368.

The previous prime is 53298631411. The next prime is 53298631499. The reversal of 53298631428 is 82413689235.

It is a happy number.

It is a super-2 number, since 2×53298631428² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1284348 + ... + 1325196.

It is an arithmetic number, because the mean of its divisors is an integer number (1515535000).

Almost surely, 2^53298631428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53298631428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72745680000).

53298631428 is an abundant number, since it is smaller than the sum of its proper divisors (92192728572).

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

53298631428 is a wasteful number, since it uses less digits than its factorization.

53298631428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41194 (or 41178 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 51.

The spelling of 53298631428 in words is "fifty-three billion, two hundred ninety-eight million, six hundred thirty-one thousand, four hundred twenty-eight".