53426191896 has 576 divisors, whose sum is σ = 191572093440. Its totient is φ = 13651545600.

The previous prime is 53426191879. The next prime is 53426191901. The reversal of 53426191896 is 69819162435.

53426191896 is a `hidden beast` number, since 5 + 3 + 4 + 2 + 619 + 18 + 9 + 6 = 666.

53426191896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 116906100 + ... + 116906556.

It is an arithmetic number, because the mean of its divisors is an integer number (332590440).

Almost surely, 2^53426191896 is an apocalyptic number.

53426191896 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53426191896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95786046720).

53426191896 is an abundant number, since it is smaller than the sum of its proper divisors (138145901544).

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

53426191896 is a wasteful number, since it uses less digits than its factorization.

53426191896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 551 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The spelling of 53426191896 in words is "fifty-three billion, four hundred twenty-six million, one hundred ninety-one thousand, eight hundred ninety-six".