52461640000 has 280 divisors, whose sum is σ = 162196930368. Its totient is φ = 16350720000.

The previous prime is 52461639973. The next prime is 52461640027. The reversal of 52461640000 is 4616425.

It is an interprime number because it is at equal distance from previous prime (52461639973) and next prime (52461640027).

It is a tau number, because it is divible by the number of its divisors (280).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3071484 + ... + 3088516.

Almost surely, 2^52461640000 is an apocalyptic number.

52461640000 is a gapful number since it is divisible by the number (50) 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 52461640000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81098465184).

52461640000 is an abundant number, since it is smaller than the sum of its proper divisors (109735290368).

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

52461640000 is a wasteful number, since it uses less digits than its factorization.

52461640000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17083 (or 17058 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 52461640000 in words is "fifty-two billion, four hundred sixty-one million, six hundred forty thousand".