16463401437620 has 48 divisors (see below), whose sum is σ = 34651780197888. Its totient is φ = 6570398592000.

The previous prime is 16463401437617. The next prime is 16463401437629. The reversal of 16463401437620 is 2673410436461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16463401437629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15450692 + ... + 16481828.

It is an arithmetic number, because the mean of its divisors is an integer number (721912087456).

Almost surely, 2^{16463401437620} is an apocalyptic number.

16463401437620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16463401437620 is an abundant number, since it is smaller than the sum of its proper divisors (18188378760268).

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

16463401437620 is a wasteful number, since it uses less digits than its factorization.

16463401437620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032960 (or 1032958 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 47.

The spelling of 16463401437620 in words is "sixteen trillion, four hundred sixty-three billion, four hundred one million, four hundred thirty-seven thousand, six hundred twenty".