1342502361621 has 24 divisors (see below), whose sum is σ = 1947181766400. Its totient is φ = 891310041216.

The previous prime is 1342502361617. The next prime is 1342502361643. The reversal of 1342502361621 is 1261632052431.

1342502361621 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 5 + 0 + 23 + 6 + 1 + 621 = 666.

It is not a de Polignac number, because 1342502361621 - 2² = 1342502361617 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342502361611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2361030 + ... + 2873928.

It is an arithmetic number, because the mean of its divisors is an integer number (81132573600).

Almost surely, 2^{1342502361621} is an apocalyptic number.

It is an amenable number.

1342502361621 is a deficient number, since it is larger than the sum of its proper divisors (604679404779).

1342502361621 is a wasteful number, since it uses less digits than its factorization.

1342502361621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514105 (or 514102 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 1342502361621 in words is "one trillion, three hundred forty-two billion, five hundred two million, three hundred sixty-one thousand, six hundred twenty-one".