53166675240 has 512 divisors, whose sum is σ = 212557824000. Its totient is φ = 11564467200.

The previous prime is 53166675223. The next prime is 53166675337. The reversal of 53166675240 is 4257666135.

It is a Cunningham number, because it is equal to 230579²-1.

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

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14294101 + ... + 14297819.

It is an arithmetic number, because the mean of its divisors is an integer number (415152000).

Almost surely, 2^53166675240 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 53166675240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106278912000).

53166675240 is an abundant number, since it is smaller than the sum of its proper divisors (159391148760).

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

53166675240 is a wasteful number, since it uses less digits than its factorization.

53166675240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3838 (or 3828 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 53166675240 in words is "fifty-three billion, one hundred sixty-six million, six hundred seventy-five thousand, two hundred forty".