154202542125046 has 8 divisors (see below), whose sum is σ = 236945369606904. Its totient is φ = 75220752256080.

The previous prime is 154202542125029. The next prime is 154202542125083. The reversal of 154202542125046 is 640521245202451.

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

It is a super-2 number, since 2×154202542125046² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 154202542124993 and 154202542125011.

It is a congruent number.

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, 940259403120 + ... + 940259403283.

It is an arithmetic number, because the mean of its divisors is an integer number (29618171200863).

Almost surely, 2^{154202542125046} is an apocalyptic number.

154202542125046 is a deficient number, since it is larger than the sum of its proper divisors (82742827481858).

154202542125046 is a wasteful number, since it uses less digits than its factorization.

154202542125046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880518806446.

The product of its (nonzero) digits is 768000, while the sum is 43.

Adding to 154202542125046 its reverse (640521245202451), we get a palindrome (794723787327497).

The spelling of 154202542125046 in words is "one hundred fifty-four trillion, two hundred two billion, five hundred forty-two million, one hundred twenty-five thousand, forty-six".