61124064425 has 12 divisors (see below), whose sum is σ = 75969709056. Its totient is φ = 48785787600.

The previous prime is 61124064389. The next prime is 61124064439. The reversal of 61124064425 is 52446042116.

It is not a de Polignac number, because 61124064425 - 2¹² = 61124060329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2825609 + ... + 2847158.

It is an arithmetic number, because the mean of its divisors is an integer number (6330809088).

Almost surely, 2^61124064425 is an apocalyptic number.

It is an amenable number.

61124064425 is a deficient number, since it is larger than the sum of its proper divisors (14845644631).

61124064425 is a wasteful number, since it uses less digits than its factorization.

61124064425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5673208 (or 5673203 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 61124064425 in words is "sixty-one billion, one hundred twenty-four million, sixty-four thousand, four hundred twenty-five".