61010600511 has 32 divisors (see below), whose sum is σ = 94151400448. Its totient is φ = 34421345280.

The previous prime is 61010600477. The next prime is 61010600527. The reversal of 61010600511 is 11500601016.

It is not a de Polignac number, because 61010600511 - 2⁷ = 61010600383 is a prime.

It is a super-2 number, since 2×61010600511² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61010600111) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 822006 + ... + 893148.

It is an arithmetic number, because the mean of its divisors is an integer number (2942231264).

Almost surely, 2^61010600511 is an apocalyptic number.

61010600511 is a deficient number, since it is larger than the sum of its proper divisors (33140799937).

61010600511 is a wasteful number, since it uses less digits than its factorization.

61010600511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71671.

The product of its (nonzero) digits is 180, while the sum is 21.

The spelling of 61010600511 in words is "sixty-one billion, ten million, six hundred thousand, five hundred eleven".