61012003269 has 32 divisors (see below), whose sum is σ = 95033917440. Its totient is φ = 34094578752.

The previous prime is 61012003267. The next prime is 61012003277. The reversal of 61012003269 is 96230021016.

It is not a de Polignac number, because 61012003269 - 2¹ = 61012003267 is a prime.

It is a super-2 number, since 2×61012003269² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61012003267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252412 + ... + 430970.

It is an arithmetic number, because the mean of its divisors is an integer number (2969809920).

Almost surely, 2^61012003269 is an apocalyptic number.

It is an amenable number.

61012003269 is a deficient number, since it is larger than the sum of its proper divisors (34021914171).

61012003269 is a wasteful number, since it uses less digits than its factorization.

61012003269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178929.

The product of its (nonzero) digits is 3888, while the sum is 30.

The spelling of 61012003269 in words is "sixty-one billion, twelve million, three thousand, two hundred sixty-nine".