61202012702255 has 8 divisors (see below), whose sum is σ = 74476815457824. Its totient is φ = 48272010018400.

The previous prime is 61202012702239. The next prime is 61202012702279. The reversal of 61202012702255 is 55220721020216.

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

It is not a de Polignac number, because 61202012702255 - 2⁴ = 61202012702239 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, 86200017536 + ... + 86200018245.

It is an arithmetic number, because the mean of its divisors is an integer number (9309601932228).

Almost surely, 2^{61202012702255} is an apocalyptic number.

61202012702255 is a deficient number, since it is larger than the sum of its proper divisors (13274802755569).

61202012702255 is a wasteful number, since it uses less digits than its factorization.

61202012702255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172400035857.

The product of its (nonzero) digits is 33600, while the sum is 35.

The spelling of 61202012702255 in words is "sixty-one trillion, two hundred two billion, twelve million, seven hundred two thousand, two hundred fifty-five".