54052251121145 has 8 divisors (see below), whose sum is σ = 64979151440904. Its totient is φ = 43164167499904.

The previous prime is 54052251121123. The next prime is 54052251121237. The reversal of 54052251121145 is 54112115225045.

It can be written as a sum of positive squares in 4 ways, for example, as 3753631130041 + 50298619991104 = 1937429^2 + 7092152^2 .

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 54052251121145 - 2³⁶ = 53983531644409 is a prime.

It is a super-2 number, since 2×54052251121145² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54052251121099 and 54052251121108.

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, 9704171564 + ... + 9704177133.

It is an arithmetic number, because the mean of its divisors is an integer number (8122393930113).

Almost surely, 2^{54052251121145} is an apocalyptic number.

It is an amenable number.

54052251121145 is a deficient number, since it is larger than the sum of its proper divisors (10926900319759).

54052251121145 is a wasteful number, since it uses less digits than its factorization.

54052251121145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19408349259.

The product of its (nonzero) digits is 80000, while the sum is 38.

The spelling of 54052251121145 in words is "fifty-four trillion, fifty-two billion, two hundred fifty-one million, one hundred twenty-one thousand, one hundred forty-five".