154402124151422 has 16 divisors (see below), whose sum is σ = 265387744498560. Its totient is φ = 65997741719448.

The previous prime is 154402124151421. The next prime is 154402124151463. The reversal of 154402124151422 is 224151421204451.

It is a super-2 number, since 2×154402124151422² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154402124151421) 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, 14549761388 + ... + 14549771999.

It is an arithmetic number, because the mean of its divisors is an integer number (16586734031160).

Almost surely, 2^{154402124151422} is an apocalyptic number.

154402124151422 is a deficient number, since it is larger than the sum of its proper divisors (110985620347138).

154402124151422 is a wasteful number, since it uses less digits than its factorization.

154402124151422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29099533775.

The product of its (nonzero) digits is 102400, while the sum is 38.

Adding to 154402124151422 its reverse (224151421204451), we get a palindrome (378553545355873).

The spelling of 154402124151422 in words is "one hundred fifty-four trillion, four hundred two billion, one hundred twenty-four million, one hundred fifty-one thousand, four hundred twenty-two".