61005363355 has 8 divisors (see below), whose sum is σ = 73209284064. Its totient is φ = 48802392000.

The previous prime is 61005363347. The next prime is 61005363361. The reversal of 61005363355 is 55336350016.

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

It is not a de Polignac number, because 61005363355 - 2³ = 61005363347 is a prime.

It is a Duffinian 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, 87346 + ... + 360055.

It is an arithmetic number, because the mean of its divisors is an integer number (9151160508).

Almost surely, 2^61005363355 is an apocalyptic number.

61005363355 is a deficient number, since it is larger than the sum of its proper divisors (12203920709).

61005363355 is a wasteful number, since it uses less digits than its factorization.

61005363355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474677.

The product of its (nonzero) digits is 121500, while the sum is 37.

The spelling of 61005363355 in words is "sixty-one billion, five million, three hundred sixty-three thousand, three hundred fifty-five".