154143454051 has 8 divisors (see below), whose sum is σ = 168838672320. Its totient is φ = 140073564288.

The previous prime is 154143454043. The next prime is 154143454079. The reversal of 154143454051 is 150454341451.

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

It is a cyclic number.

It is not a de Polignac number, because 154143454051 - 2³ = 154143454043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 154143454051.

It is not an unprimeable number, because it can be changed into a prime (154143454651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156331611 + ... + 156332596.

It is an arithmetic number, because the mean of its divisors is an integer number (21104834040).

Almost surely, 2^154143454051 is an apocalyptic number.

154143454051 is a deficient number, since it is larger than the sum of its proper divisors (14695218269).

154143454051 is a wasteful number, since it uses less digits than its factorization.

154143454051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312664253.

The product of its (nonzero) digits is 96000, while the sum is 37.

The spelling of 154143454051 in words is "one hundred fifty-four billion, one hundred forty-three million, four hundred fifty-four thousand, fifty-one".