51552411205 has 8 divisors (see below), whose sum is σ = 61864129152. Its totient is φ = 41241105168.

The previous prime is 51552411187. The next prime is 51552411221. The reversal of 51552411205 is 50211425515.

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 51552411205 - 2⁵ = 51552411173 is a prime.

It is a super-2 number, since 2×51552411205² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369184 + ... + 489286.

It is an arithmetic number, because the mean of its divisors is an integer number (7733016144).

Almost surely, 2^51552411205 is an apocalyptic number.

It is an amenable number.

51552411205 is a deficient number, since it is larger than the sum of its proper divisors (10311717947).

51552411205 is a wasteful number, since it uses less digits than its factorization.

51552411205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205955.

The product of its (nonzero) digits is 10000, while the sum is 31.

The spelling of 51552411205 in words is "fifty-one billion, five hundred fifty-two million, four hundred eleven thousand, two hundred five".