451516612340 has 48 divisors (see below), whose sum is σ = 949526794944. Its totient is φ = 180351225600.

The previous prime is 451516612289. The next prime is 451516612361. The reversal of 451516612340 is 43216615154.

It is a junction number, because it is equal to n+sod(n) for n = 451516612294 and 451516612303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59586632 + ... + 59594208.

It is an arithmetic number, because the mean of its divisors is an integer number (19781808228).

Almost surely, 2^451516612340 is an apocalyptic number.

It is an amenable number.

451516612340 is an abundant number, since it is smaller than the sum of its proper divisors (498010182604).

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

451516612340 is a wasteful number, since it uses less digits than its factorization.

451516612340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11408 (or 11406 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 451516612340 in words is "four hundred fifty-one billion, five hundred sixteen million, six hundred twelve thousand, three hundred forty".