153552552215421 has 16 divisors (see below), whose sum is σ = 205230071144448. Its totient is φ = 102121855911600.

The previous prime is 153552552215417. The next prime is 153552552215441. The reversal of 153552552215421 is 124512255255351.

It is not a de Polignac number, because 153552552215421 - 2² = 153552552215417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153552552215441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15440035 + ... + 23355936.

It is an arithmetic number, because the mean of its divisors is an integer number (12826879446528).

Almost surely, 2^{153552552215421} is an apocalyptic number.

It is an amenable number.

153552552215421 is a deficient number, since it is larger than the sum of its proper divisors (51677518929027).

153552552215421 is a wasteful number, since it uses less digits than its factorization.

153552552215421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38799152.

The product of its digits is 3000000, while the sum is 48.

The spelling of 153552552215421 in words is "one hundred fifty-three trillion, five hundred fifty-two billion, five hundred fifty-two million, two hundred fifteen thousand, four hundred twenty-one".