61325300919 has 8 divisors (see below), whose sum is σ = 81772789360. Its totient is φ = 40880673216.

The previous prime is 61325300893. The next prime is 61325300947. The reversal of 61325300919 is 91900352316.

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

It is not a de Polignac number, because 61325300919 - 2¹⁷ = 61325169847 is a prime.

It is a super-2 number, since 2×61325300919² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61325300969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664654 + ... + 751275.

It is an arithmetic number, because the mean of its divisors is an integer number (10221598670).

Almost surely, 2^61325300919 is an apocalyptic number.

61325300919 is a deficient number, since it is larger than the sum of its proper divisors (20447488441).

61325300919 is a wasteful number, since it uses less digits than its factorization.

61325300919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430369.

The product of its (nonzero) digits is 43740, while the sum is 39.

The spelling of 61325300919 in words is "sixty-one billion, three hundred twenty-five million, three hundred thousand, nine hundred nineteen".