172146429035 has 16 divisors (see below), whose sum is σ = 236393572800. Its totient is φ = 117889744896.

The previous prime is 172146428969. The next prime is 172146429041. The reversal of 172146429035 is 530924641271.

It is not a de Polignac number, because 172146429035 - 2¹² = 172146424939 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3171050 + ... + 3224879.

It is an arithmetic number, because the mean of its divisors is an integer number (14774598300).

Almost surely, 2^172146429035 is an apocalyptic number.

172146429035 is a deficient number, since it is larger than the sum of its proper divisors (64247143765).

172146429035 is an equidigital number, since it uses as much as digits as its factorization.

172146429035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6396710.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 172146429035 in words is "one hundred seventy-two billion, one hundred forty-six million, four hundred twenty-nine thousand, thirty-five".