61051201058009 has 16 divisors (see below), whose sum is σ = 61657063311360. Its totient is φ = 60447419303040.

The previous prime is 61051201057943. The next prime is 61051201058021. The reversal of 61051201058009 is 90085010215016.

It is not a de Polignac number, because 61051201058009 - 2⁸ = 61051201057753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61051201058039) 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, 123203462 + ... + 123698000.

It is an arithmetic number, because the mean of its divisors is an integer number (3853566456960).

Almost surely, 2^{61051201058009} is an apocalyptic number.

It is an amenable number.

61051201058009 is a deficient number, since it is larger than the sum of its proper divisors (605862253351).

61051201058009 is a wasteful number, since it uses less digits than its factorization.

61051201058009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496640.

The product of its (nonzero) digits is 21600, while the sum is 38.

The spelling of 61051201058009 in words is "sixty-one trillion, fifty-one billion, two hundred one million, fifty-eight thousand, nine".