145474176211730 has 8 divisors (see below), whose sum is σ = 261853517181132. Its totient is φ = 58189670484688.

The previous prime is 145474176211699. The next prime is 145474176211759. The reversal of 145474176211730 is 37112671474541.

It can be written as a sum of positive squares in 2 ways, for example, as 145422206346769 + 51969864961 = 12059113^2 + 227969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×145474176211730² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7273708810577 + ... + 7273708810596.

Almost surely, 2^{145474176211730} is an apocalyptic number.

145474176211730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145474176211730 is a deficient number, since it is larger than the sum of its proper divisors (116379340969402).

145474176211730 is a wasteful number, since it uses less digits than its factorization.

145474176211730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14547417621180.

The product of its (nonzero) digits is 3951360, while the sum is 53.

The spelling of 145474176211730 in words is "one hundred forty-five trillion, four hundred seventy-four billion, one hundred seventy-six million, two hundred eleven thousand, seven hundred thirty".