61350351050855 has 8 divisors (see below), whose sum is σ = 73620530482272. Its totient is φ = 49080208026528.

The previous prime is 61350351050831. The next prime is 61350351050881. The reversal of 61350351050855 is 55805015305316.

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 61350351050855 - 2¹⁸ = 61350350788711 is a prime.

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, 5246012 + ... + 12256481.

It is an arithmetic number, because the mean of its divisors is an integer number (9202566310284).

Almost surely, 2^{61350351050855} is an apocalyptic number.

61350351050855 is a deficient number, since it is larger than the sum of its proper divisors (12270179431417).

61350351050855 is a wasteful number, since it uses less digits than its factorization.

61350351050855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18203545.

The product of its (nonzero) digits is 1350000, while the sum is 47.

The spelling of 61350351050855 in words is "sixty-one trillion, three hundred fifty billion, three hundred fifty-one million, fifty thousand, eight hundred fifty-five".