30606554601240 has 64 divisors (see below), whose sum is σ = 91821968064000. Its totient is φ = 8161543070592.

The previous prime is 30606554601239. The next prime is 30606554601241. The reversal of 30606554601240 is 4210645560603.

It is an interprime number because it is at equal distance from previous prime (30606554601239) and next prime (30606554601241).

It is a super-2 number, since 2×30606554601240² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30606554601192 and 30606554601201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30606554601241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1631569 + ... + 7992191.

It is an arithmetic number, because the mean of its divisors is an integer number (1434718251000).

Almost surely, 2^{30606554601240} is an apocalyptic number.

30606554601240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30606554601240 is an abundant number, since it is smaller than the sum of its proper divisors (61215413462760).

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

30606554601240 is a wasteful number, since it uses less digits than its factorization.

30606554601240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6400736 (or 6400732 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 30606554601240 in words is "thirty trillion, six hundred six billion, five hundred fifty-four million, six hundred one thousand, two hundred forty".