30497555150172 has 144 divisors (see below), whose sum is σ = 91483331161600. Its totient is φ = 8755278919200.

The previous prime is 30497555150149. The next prime is 30497555150201. The reversal of 30497555150172 is 27105155579403.

It is a happy number.

30497555150172 is a `hidden beast` number, since 3 + 0 + 4 + 9 + 7 + 55 + 515 + 0 + 1 + 72 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61166404 + ... + 61662987.

Almost surely, 2^{30497555150172} is an apocalyptic number.

It is an amenable number.

30497555150172 is an abundant number, since it is smaller than the sum of its proper divisors (60985776011428).

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

30497555150172 is a wasteful number, since it uses less digits than its factorization.

30497555150172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122829445 (or 122829426 counting only the distinct ones).

The product of its (nonzero) digits is 6615000, while the sum is 54.

The spelling of 30497555150172 in words is "thirty trillion, four hundred ninety-seven billion, five hundred fifty-five million, one hundred fifty thousand, one hundred seventy-two".