30147766610742 has 64 divisors (see below), whose sum is σ = 77384641593600. Its totient is φ = 8598293504640.

The previous prime is 30147766610729. The next prime is 30147766610743. The reversal of 30147766610742 is 24701666774103.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30147766610743) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1492749192 + ... + 1492769387.

It is an arithmetic number, because the mean of its divisors is an integer number (1209135024900).

Almost surely, 2^{30147766610742} is an apocalyptic number.

30147766610742 is an abundant number, since it is smaller than the sum of its proper divisors (47236874982858).

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

30147766610742 is a wasteful number, since it uses less digits than its factorization.

30147766610742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2985518618 (or 2985518612 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 54.

The spelling of 30147766610742 in words is "thirty trillion, one hundred forty-seven billion, seven hundred sixty-six million, six hundred ten thousand, seven hundred forty-two".