61304240316 has 48 divisors (see below), whose sum is σ = 164260172160. Its totient is φ = 17599302720.

The previous prime is 61304240299. The next prime is 61304240317.

61304240316 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61304240317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12219231 + ... + 12224246.

It is an arithmetic number, because the mean of its divisors is an integer number (3422086920).

Almost surely, 2^61304240316 is an apocalyptic number.

61304240316 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

61304240316 is an abundant number, since it is smaller than the sum of its proper divisors (102955931844).

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

61304240316 is a wasteful number, since it uses less digits than its factorization.

61304240316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24443514 (or 24443512 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 61304240316 in words is "sixty-one billion, three hundred four million, two hundred forty thousand, three hundred sixteen".