1620003421462 has 8 divisors (see below), whose sum is σ = 2430831954600. Its totient is φ = 809726103264.

The previous prime is 1620003421447. The next prime is 1620003421469. The reversal of 1620003421462 is 2641243000261.

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

It is a super-2 number, since 2×1620003421462² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1620003421469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137796387 + ... + 137808142.

It is an arithmetic number, because the mean of its divisors is an integer number (303853994325).

Almost surely, 2^{1620003421462} is an apocalyptic number.

1620003421462 is a deficient number, since it is larger than the sum of its proper divisors (810828533138).

1620003421462 is a wasteful number, since it uses less digits than its factorization.

1620003421462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275607470.

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 1620003421462 in words is "one trillion, six hundred twenty billion, three million, four hundred twenty-one thousand, four hundred sixty-two".