61302655506 has 8 divisors (see below), whose sum is σ = 122605311024. Its totient is φ = 20434218500.

The previous prime is 61302655471. The next prime is 61302655529. The reversal of 61302655506 is 60555620316.

It is a sphenic number, since it is the product of 3 distinct primes.

61302655506 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5108554620 + ... + 5108554631.

It is an arithmetic number, because the mean of its divisors is an integer number (15325663878).

Almost surely, 2^61302655506 is an apocalyptic number.

61302655506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61302655506 is a wasteful number, since it uses less digits than its factorization.

61302655506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10217109256.

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 61302655506 in words is "sixty-one billion, three hundred two million, six hundred fifty-five thousand, five hundred six".