154323320054 has 16 divisors (see below), whose sum is σ = 237785868528. Its totient is φ = 75062145312.

The previous prime is 154323320027. The next prime is 154323320071. The reversal of 154323320054 is 450023323451.

It is a super-2 number, since 2×154323320054² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 154323320054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207929 + ... + 593195.

It is an arithmetic number, because the mean of its divisors is an integer number (14861616783).

Almost surely, 2^154323320054 is an apocalyptic number.

154323320054 is a deficient number, since it is larger than the sum of its proper divisors (83462548474).

154323320054 is a wasteful number, since it uses less digits than its factorization.

154323320054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390719.

The product of its (nonzero) digits is 43200, while the sum is 32.

The spelling of 154323320054 in words is "one hundred fifty-four billion, three hundred twenty-three million, three hundred twenty thousand, fifty-four".