61012421006 has 32 divisors (see below), whose sum is σ = 93284006400. Its totient is φ = 29924719200.

The previous prime is 61012420993. The next prime is 61012421009. The reversal of 61012421006 is 60012421016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61012421009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9916031 + ... + 9922181.

It is an arithmetic number, because the mean of its divisors is an integer number (2915125200).

Almost surely, 2^61012421006 is an apocalyptic number.

61012421006 is a deficient number, since it is larger than the sum of its proper divisors (32271585394).

61012421006 is a wasteful number, since it uses less digits than its factorization.

61012421006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6704.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 61012421006 in words is "sixty-one billion, twelve million, four hundred twenty-one thousand, six".