61062855705 has 24 divisors (see below), whose sum is σ = 105909268608. Its totient is φ = 32546245536.

The previous prime is 61062855703. The next prime is 61062855719. The reversal of 61062855705 is 50755826016.

61062855705 is a `hidden beast` number, since 6 + 10 + 62 + 8 + 5 + 570 + 5 = 666.

61062855705 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 61062855705 - 2¹ = 61062855703 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (61062855703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 357367 + ... + 499836.

It is an arithmetic number, because the mean of its divisors is an integer number (4412886192).

Almost surely, 2^61062855705 is an apocalyptic number.

It is an amenable number.

61062855705 is a deficient number, since it is larger than the sum of its proper divisors (44846412903).

61062855705 is a wasteful number, since it uses less digits than its factorization.

61062855705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858797 (or 858794 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The spelling of 61062855705 in words is "sixty-one billion, sixty-two million, eight hundred fifty-five thousand, seven hundred five".