1342616621652 has 144 divisors (see below), whose sum is σ = 3626959784448. Its totient is φ = 417755257920.

The previous prime is 1342616621651. The next prime is 1342616621659. The reversal of 1342616621652 is 2561266162431.

1342616621652 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 6 + 16 + 621 + 6 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1342616621598 and 1342616621607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342616621651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41676183 + ... + 41708385.

Almost surely, 2^{1342616621652} is an apocalyptic number.

1342616621652 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 1342616621652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1813479892224).

1342616621652 is an abundant number, since it is smaller than the sum of its proper divisors (2284343162796).

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

1342616621652 is a wasteful number, since it uses less digits than its factorization.

1342616621652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33450 (or 33445 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The spelling of 1342616621652 in words is "one trillion, three hundred forty-two billion, six hundred sixteen million, six hundred twenty-one thousand, six hundred fifty-two".