1342642040220 has 96 divisors (see below), whose sum is σ = 4052511429120. Its totient is φ = 330175745280.

The previous prime is 1342642040219. The next prime is 1342642040249. The reversal of 1342642040220 is 220402462431.

It is a super-2 number, since 2×1342642040220² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30610 + ... + 1638969.

It is an arithmetic number, because the mean of its divisors is an integer number (42213660720).

Almost surely, 2^{1342642040220} is an apocalyptic number.

1342642040220 is a gapful number since it is divisible by the number (10) 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 1342642040220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2026255714560).

1342642040220 is an abundant number, since it is smaller than the sum of its proper divisors (2709869388900).

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

1342642040220 is a wasteful number, since it uses less digits than its factorization.

1342642040220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670635 (or 1670633 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The spelling of 1342642040220 in words is "one trillion, three hundred forty-two billion, six hundred forty-two million, forty thousand, two hundred twenty".