421153115153154 has 16 divisors (see below), whose sum is σ = 843151071070848. Its totient is φ = 140243564923632.

The previous prime is 421153115153101. The next prime is 421153115153233. The reversal of 421153115153154 is 451351511351124.

It is a super-2 number, since 2×421153115153154² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35201692042 + ... + 35201704005.

It is an arithmetic number, because the mean of its divisors is an integer number (52696941941928).

Almost surely, 2^{421153115153154} is an apocalyptic number.

421153115153154 is an abundant number, since it is smaller than the sum of its proper divisors (421997955917694).

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

421153115153154 is a wasteful number, since it uses less digits than its factorization.

421153115153154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70403397049.

The product of its digits is 180000, while the sum is 42.

The spelling of 421153115153154 in words is "four hundred twenty-one trillion, one hundred fifty-three billion, one hundred fifteen million, one hundred fifty-three thousand, one hundred fifty-four".