727633616121541 has 8 divisors (see below), whose sum is σ = 730401246457344. Its totient is φ = 724865993078640.

The previous prime is 727633616121509. The next prime is 727633616121557. The reversal of 727633616121541 is 145121616336727.

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 727633616121541 - 2⁵ = 727633616121509 is a prime.

It is a super-2 number, since 2×727633616121541² (a number of 31 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 (727633616121941) 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, 281905011 + ... + 284474431.

It is an arithmetic number, because the mean of its divisors is an integer number (91300155807168).

Almost surely, 2^{727633616121541} is an apocalyptic number.

It is an amenable number.

727633616121541 is a deficient number, since it is larger than the sum of its proper divisors (2767630335803).

727633616121541 is a wasteful number, since it uses less digits than its factorization.

727633616121541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3646451.

The product of its digits is 7620480, while the sum is 55.

The spelling of 727633616121541 in words is "seven hundred twenty-seven trillion, six hundred thirty-three billion, six hundred sixteen million, one hundred twenty-one thousand, five hundred forty-one".