167672425450042 has 8 divisors (see below), whose sum is σ = 251509927273236. Its totient is φ = 83835783025632.

The previous prime is 167672425450037. The next prime is 167672425450091. The reversal of 167672425450042 is 240054524276761.

It can be written as a sum of positive squares in 2 ways, for example, as 152350907988601 + 15321517461441 = 12343051^2 + 3914271^2 .

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

It is a super-2 number, since 2×167672425450042² (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, 214361713 + ... + 215142484.

Almost surely, 2^{167672425450042} is an apocalyptic number.

167672425450042 is a deficient number, since it is larger than the sum of its proper divisors (83837501823194).

167672425450042 is a wasteful number, since it uses less digits than its factorization.

167672425450042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429699392.

The product of its (nonzero) digits is 22579200, while the sum is 55.

The spelling of 167672425450042 in words is "one hundred sixty-seven trillion, six hundred seventy-two billion, four hundred twenty-five million, four hundred fifty thousand, forty-two".