53926149820 has 144 divisors (see below), whose sum is σ = 124833731904. Its totient is φ = 19498752000.

The previous prime is 53926149811. The next prime is 53926149829. The reversal of 53926149820 is 2894162935.

It is an interprime number because it is at equal distance from previous prime (53926149811) and next prime (53926149829).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53926149829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49337194 + ... + 49338286.

It is an arithmetic number, because the mean of its divisors is an integer number (866900916).

Almost surely, 2^53926149820 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 53926149820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62416865952).

53926149820 is an abundant number, since it is smaller than the sum of its proper divisors (70907582084).

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

53926149820 is a wasteful number, since it uses less digits than its factorization.

53926149820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332 (or 1299 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 49.

The spelling of 53926149820 in words is "fifty-three billion, nine hundred twenty-six million, one hundred forty-nine thousand, eight hundred twenty".