1652506375212 has 288 divisors, whose sum is σ = 5548061675520. Its totient is φ = 401731539840.

The previous prime is 1652506375139. The next prime is 1652506375213. The reversal of 1652506375212 is 2125736052561.

It is a happy number.

1652506375212 is a `hidden beast` number, since 1 + 6 + 5 + 2 + 5 + 0 + 637 + 5 + 2 + 1 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (1652506375213) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4182433 + ... + 4560455.

It is an arithmetic number, because the mean of its divisors is an integer number (19264103040).

Almost surely, 2^{1652506375212} is an apocalyptic number.

1652506375212 is a gapful number since it is divisible by the number (12) 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 1652506375212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2774030837760).

1652506375212 is an abundant number, since it is smaller than the sum of its proper divisors (3895555300308).

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

1652506375212 is a wasteful number, since it uses less digits than its factorization.

1652506375212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378153 (or 378148 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The spelling of 1652506375212 in words is "one trillion, six hundred fifty-two billion, five hundred six million, three hundred seventy-five thousand, two hundred twelve".