153545404050221 has 8 divisors (see below), whose sum is σ = 155829377911104. Its totient is φ = 151264801371040.

The previous prime is 153545404050151. The next prime is 153545404050239. The reversal of 153545404050221 is 122050404545351.

It is a happy number.

153545404050221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 153545404050221 - 2¹⁰ = 153545404049197 is a prime.

It is a super-2 number, since 2×153545404050221² (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 (153545404050251) 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, 842703656 + ... + 842885841.

It is an arithmetic number, because the mean of its divisors is an integer number (19478672238888).

Almost surely, 2^{153545404050221} is an apocalyptic number.

It is an amenable number.

153545404050221 is a deficient number, since it is larger than the sum of its proper divisors (2283973860883).

153545404050221 is a wasteful number, since it uses less digits than its factorization.

153545404050221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685590851.

The product of its (nonzero) digits is 480000, while the sum is 41.

Adding to 153545404050221 its reverse (122050404545351), we get a palindrome (275595808595572).

The spelling of 153545404050221 in words is "one hundred fifty-three trillion, five hundred forty-five billion, four hundred four million, fifty thousand, two hundred twenty-one".