53029196640 has 960 divisors, whose sum is σ = 224064973440. Its totient is φ = 11559075840.

The previous prime is 53029196639. The next prime is 53029196641. The reversal of 53029196640 is 4669192035.

53029196640 is a `hidden beast` number, since 530 + 2 + 9 + 19 + 66 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (53029196639) and next prime (53029196641).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53029196641) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 197134426 + ... + 197134694.

It is an arithmetic number, because the mean of its divisors is an integer number (233401014).

Almost surely, 2^53029196640 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 53029196640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112032486720).

53029196640 is an abundant number, since it is smaller than the sum of its proper divisors (171035776800).

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

53029196640 is a wasteful number, since it uses less digits than its factorization.

53029196640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 53029196640 in words is "fifty-three billion, twenty-nine million, one hundred ninety-six thousand, six hundred forty".