61240613675 has 6 divisors (see below), whose sum is σ = 75938360988. Its totient is φ = 48992490920.

The previous prime is 61240613659. The next prime is 61240613711. The reversal of 61240613675 is 57631604216.

61240613675 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61240613675 - 2⁴ = 61240613659 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1224812249 + ... + 1224812298.

It is an arithmetic number, because the mean of its divisors is an integer number (12656393498).

Almost surely, 2^61240613675 is an apocalyptic number.

61240613675 is a deficient number, since it is larger than the sum of its proper divisors (14697747313).

61240613675 is a wasteful number, since it uses less digits than its factorization.

61240613675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449624557 (or 2449624552 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 61240613675 in words is "sixty-one billion, two hundred forty million, six hundred thirteen thousand, six hundred seventy-five".