73455255511 has 8 divisors (see below), whose sum is σ = 84846712464. Its totient is φ = 62849416320.

The previous prime is 73455255509. The next prime is 73455255611. The reversal of 73455255511 is 11555255437.

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 73455255511 - 2¹ = 73455255509 is a prime.

It is a super-2 number, since 2×73455255511² (a number of 23 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 (73455255011) 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, 196404240 + ... + 196404613.

It is an arithmetic number, because the mean of its divisors is an integer number (10605839058).

Almost surely, 2^73455255511 is an apocalyptic number.

73455255511 is a deficient number, since it is larger than the sum of its proper divisors (11391456953).

73455255511 is a wasteful number, since it uses less digits than its factorization.

73455255511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392808881.

The product of its digits is 525000, while the sum is 43.

The spelling of 73455255511 in words is "seventy-three billion, four hundred fifty-five million, two hundred fifty-five thousand, five hundred eleven".