526400553492 has 96 divisors (see below), whose sum is σ = 1489814524800. Its totient is φ = 159407654400.

The previous prime is 526400553473. The next prime is 526400553499. The reversal of 526400553492 is 294355004625.

526400553492 is a `hidden beast` number, since 5 + 2 + 6 + 4 + 0 + 0 + 553 + 4 + 92 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526400553499) by changing a digit.

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, 1620142 + ... + 1917722.

It is an arithmetic number, because the mean of its divisors is an integer number (15518901300).

Almost surely, 2^526400553492 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 526400553492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (744907262400).

526400553492 is an abundant number, since it is smaller than the sum of its proper divisors (963413971308).

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

526400553492 is a wasteful number, since it uses less digits than its factorization.

526400553492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299094 (or 299086 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 526400553492 in words is "five hundred twenty-six billion, four hundred million, five hundred fifty-three thousand, four hundred ninety-two".