1616422445402 has 8 divisors (see below), whose sum is σ = 2424643587936. Its totient is φ = 808207916092.

The previous prime is 1616422445387. The next prime is 1616422445453. The reversal of 1616422445402 is 2045442246161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1616422445402² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1616422445402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 988838 + ... + 2051985.

It is an arithmetic number, because the mean of its divisors is an integer number (303080448492).

Almost surely, 2^{1616422445402} is an apocalyptic number.

1616422445402 is a deficient number, since it is larger than the sum of its proper divisors (808221142534).

1616422445402 is a wasteful number, since it uses less digits than its factorization.

1616422445402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3306612.

The product of its (nonzero) digits is 368640, while the sum is 41.

The spelling of 1616422445402 in words is "one trillion, six hundred sixteen billion, four hundred twenty-two million, four hundred forty-five thousand, four hundred two".