534966649640 has 32 divisors (see below), whose sum is σ = 1203751342080. Its totient is φ = 213973081152.

The previous prime is 534966649639. The next prime is 534966649661. The reversal of 534966649640 is 46946669435.

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, 226217 + ... + 1058823.

It is an arithmetic number, because the mean of its divisors is an integer number (37617229440).

Almost surely, 2^534966649640 is an apocalyptic number.

It is an amenable number.

534966649640 is an abundant number, since it is smaller than the sum of its proper divisors (668784692440).

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

534966649640 is a wasteful number, since it uses less digits than its factorization.

534966649640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848681 (or 848677 counting only the distinct ones).

The product of its (nonzero) digits is 100776960, while the sum is 62.

The spelling of 534966649640 in words is "five hundred thirty-four billion, nine hundred sixty-six million, six hundred forty-nine thousand, six hundred forty".