3621343076142 has 64 divisors (see below), whose sum is σ = 8001088478208. Its totient is φ = 1083550320000.

The previous prime is 3621343076137. The next prime is 3621343076147. The reversal of 3621343076142 is 2416703431263.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3621343076137) and next prime (3621343076147).

It is a super-2 number, since 2×3621343076142² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3621343076094 and 3621343076103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3621343076147) by changing a digit.

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, 1706292 + ... + 3186552.

It is an arithmetic number, because the mean of its divisors is an integer number (125017007472).

Almost surely, 2^{3621343076142} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3621343076142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4000544239104).

3621343076142 is an abundant number, since it is smaller than the sum of its proper divisors (4379745402066).

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

3621343076142 is a wasteful number, since it uses less digits than its factorization.

3621343076142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480745.

The product of its (nonzero) digits is 435456, while the sum is 42.

The spelling of 3621343076142 in words is "three trillion, six hundred twenty-one billion, three hundred forty-three million, seventy-six thousand, one hundred forty-two".