154402582128 has 40 divisors (see below), whose sum is σ = 398903361408. Its totient is φ = 51463653312.

The previous prime is 154402582121. The next prime is 154402582141. The reversal of 154402582128 is 821285204451.

It is a self number, because there is not a number n which added to its sum of digits gives 154402582128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154402582121) 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, 563125 + ... + 791147.

Almost surely, 2^154402582128 is an apocalyptic number.

It is an amenable number.

154402582128 is an abundant number, since it is smaller than the sum of its proper divisors (244500779280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

154402582128 is a wasteful number, since it uses less digits than its factorization.

154402582128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242141 (or 242135 counting only the distinct ones).

The product of its (nonzero) digits is 204800, while the sum is 42.

Adding to 154402582128 its reverse (821285204451), we get a palindrome (975687786579).

The spelling of 154402582128 in words is "one hundred fifty-four billion, four hundred two million, five hundred eighty-two thousand, one hundred twenty-eight".