154142505041425 has 96 divisors (see below), whose sum is σ = 197155042064352. Its totient is φ = 119499265966080.

The previous prime is 154142505041411. The next prime is 154142505041443. The reversal of 154142505041425 is 524140505241451.

It can be written as a sum of positive squares in 48 ways, for example, as 143878657573249 + 10263847468176 = 11994943^2 + 3203724^2 .

It is not a de Polignac number, because 154142505041425 - 2⁹ = 154142505040913 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 35056287327 + ... + 35056291723.

It is an arithmetic number, because the mean of its divisors is an integer number (2053698354837).

Almost surely, 2^{154142505041425} is an apocalyptic number.

It is an amenable number.

154142505041425 is a deficient number, since it is larger than the sum of its proper divisors (43012537022927).

154142505041425 is a wasteful number, since it uses less digits than its factorization.

154142505041425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5527 (or 5522 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 43.

The spelling of 154142505041425 in words is "one hundred fifty-four trillion, one hundred forty-two billion, five hundred five million, forty-one thousand, four hundred twenty-five".