172030158611128 has 8 divisors (see below), whose sum is σ = 322556547395880. Its totient is φ = 86015079305560.

The previous prime is 172030158610993. The next prime is 172030158611153. The reversal of 172030158611128 is 821116851030271.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10751884913188 + ... + 10751884913203.

It is an arithmetic number, because the mean of its divisors is an integer number (40319568424485).

Almost surely, 2^{172030158611128} is an apocalyptic number.

It is an amenable number.

172030158611128 is a deficient number, since it is larger than the sum of its proper divisors (150526388784752).

172030158611128 is a wasteful number, since it uses less digits than its factorization.

172030158611128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21503769826397 (or 21503769826393 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 46.

The spelling of 172030158611128 in words is "one hundred seventy-two trillion, thirty billion, one hundred fifty-eight million, six hundred eleven thousand, one hundred twenty-eight".