1202251653552 has 160 divisors (see below), whose sum is σ = 3317547663360. Its totient is φ = 374293300480.

The previous prime is 1202251653503. The next prime is 1202251653563. The reversal of 1202251653552 is 2553561522021.

It is a self number, because there is not a number n which added to its sum of digits gives 1202251653552.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22336849 + ... + 22390607.

It is an arithmetic number, because the mean of its divisors is an integer number (20734672896).

Almost surely, 2^{1202251653552} is an apocalyptic number.

1202251653552 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 1202251653552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1658773831680).

1202251653552 is an abundant number, since it is smaller than the sum of its proper divisors (2115296009808).

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

1202251653552 is a wasteful number, since it uses less digits than its factorization.

1202251653552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54271 (or 54265 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 1202251653552 in words is "one trillion, two hundred two billion, two hundred fifty-one million, six hundred fifty-three thousand, five hundred fifty-two".