621054150645332 has 24 divisors (see below), whose sum is σ = 1142756127196992. Its totient is φ = 294758524860800.

The previous prime is 621054150645241. The next prime is 621054150645373. The reversal of 621054150645332 is 233546051450126.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25765593269 + ... + 25765617372.

It is an arithmetic number, because the mean of its divisors is an integer number (47614838633208).

Almost surely, 2^{621054150645332} is an apocalyptic number.

It is an amenable number.

621054150645332 is a deficient number, since it is larger than the sum of its proper divisors (521701976551660).

621054150645332 is a wasteful number, since it uses less digits than its factorization.

621054150645332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51531210799 (or 51531210797 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 621054150645332 in words is "six hundred twenty-one trillion, fifty-four billion, one hundred fifty million, six hundred forty-five thousand, three hundred thirty-two".