16432451513240 has 32 divisors (see below), whose sum is σ = 42254875320480. Its totient is φ = 5633983375872.

The previous prime is 16432451513221. The next prime is 16432451513297. The reversal of 16432451513240 is 4231515423461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29343663137 + ... + 29343663696.

It is an arithmetic number, because the mean of its divisors is an integer number (1320464853765).

Almost surely, 2^{16432451513240} is an apocalyptic number.

16432451513240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16432451513240 is an abundant number, since it is smaller than the sum of its proper divisors (25822423807240).

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

16432451513240 is a wasteful number, since it uses less digits than its factorization.

16432451513240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58687326851 (or 58687326847 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 16432451513240 in words is "sixteen trillion, four hundred thirty-two billion, four hundred fifty-one million, five hundred thirteen thousand, two hundred forty".