654145602532 has 6 divisors (see below), whose sum is σ = 1144754804438. Its totient is φ = 327072801264.

The previous prime is 654145602463. The next prime is 654145602541. The reversal of 654145602532 is 235206541456.

It can be written as a sum of positive squares in only one way, i.e., 633402689956 + 20742912576 = 795866^2 + 144024^2 .

It is a super-2 number, since 2×654145602532² (a number of 24 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 81768200313 + ... + 81768200320.

Almost surely, 2^654145602532 is an apocalyptic number.

It is an amenable number.

654145602532 is a deficient number, since it is larger than the sum of its proper divisors (490609201906).

654145602532 is a wasteful number, since it uses less digits than its factorization.

654145602532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163536400637 (or 163536400635 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 654145602532 in words is "six hundred fifty-four billion, one hundred forty-five million, six hundred two thousand, five hundred thirty-two".