150421225555143 has 12 divisors (see below), whose sum is σ = 224283977889088. Its totient is φ = 97045951970880.

The previous prime is 150421225555121. The next prime is 150421225555147. The reversal of 150421225555143 is 341555522124051.

150421225555143 is a `hidden beast` number, since 1 + 5 + 0 + 4 + 2 + 1 + 2 + 2 + 55 + 551 + 43 = 666.

It is not a de Polignac number, because 150421225555143 - 2¹³ = 150421225546951 is a prime.

It is a super-2 number, since 2×150421225555143² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150421225555147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 269572088530 + ... + 269572089087.

Almost surely, 2^{150421225555143} is an apocalyptic number.

150421225555143 is a deficient number, since it is larger than the sum of its proper divisors (73862752333945).

150421225555143 is a wasteful number, since it uses less digits than its factorization.

150421225555143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539144177654 (or 539144177651 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 45.

Adding to 150421225555143 its reverse (341555522124051), we get a palindrome (491976747679194).

The spelling of 150421225555143 in words is "one hundred fifty trillion, four hundred twenty-one billion, two hundred twenty-five million, five hundred fifty-five thousand, one hundred forty-three".