61052313619 has 8 divisors (see below), whose sum is σ = 66638105712. Its totient is φ = 55472451840.

The previous prime is 61052313577. The next prime is 61052313701. The reversal of 61052313619 is 91631325016.

It is a happy number.

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 61052313619 - 2¹⁵ = 61052280851 is a prime.

It is a super-2 number, since 2×61052313619² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61052314619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1461034 + ... + 1502239.

It is an arithmetic number, because the mean of its divisors is an integer number (8329763214).

Almost surely, 2^61052313619 is an apocalyptic number.

61052313619 is a deficient number, since it is larger than the sum of its proper divisors (5585792093).

61052313619 is a wasteful number, since it uses less digits than its factorization.

61052313619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2965157.

The product of its (nonzero) digits is 29160, while the sum is 37.

The spelling of 61052313619 in words is "sixty-one billion, fifty-two million, three hundred thirteen thousand, six hundred nineteen".