153726734325421 has 8 divisors (see below), whose sum is σ = 160412011758720. Its totient is φ = 147041582423472.

The previous prime is 153726734325347. The next prime is 153726734325431. The reversal of 153726734325421 is 124523437627351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 153726734325421 - 2⁷ = 153726734325293 is a prime.

It is a super-2 number, since 2×153726734325421² (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 (153726734325431) by changing a digit.

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, 28876105 + ... + 33782878.

It is an arithmetic number, because the mean of its divisors is an integer number (20051501469840).

Almost surely, 2^{153726734325421} is an apocalyptic number.

It is an amenable number.

153726734325421 is a deficient number, since it is larger than the sum of its proper divisors (6685277433299).

153726734325421 is a wasteful number, since it uses less digits than its factorization.

153726734325421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62765675.

The product of its digits is 25401600, while the sum is 55.

The spelling of 153726734325421 in words is "one hundred fifty-three trillion, seven hundred twenty-six billion, seven hundred thirty-four million, three hundred twenty-five thousand, four hundred twenty-one".