610784730451081 has 16 divisors (see below), whose sum is σ = 612595605585600. Its totient is φ = 608975867155968.

The previous prime is 610784730451037. The next prime is 610784730451117. The reversal of 610784730451081 is 180154037487016.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 610784730451081 - 2⁹ = 610784730450569 is a prime.

It is a super-2 number, since 2×610784730451081² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (610784730451981) 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, 10653998625 + ... + 10654055953.

It is an arithmetic number, because the mean of its divisors is an integer number (38287225349100).

Almost surely, 2^{610784730451081} is an apocalyptic number.

It is an amenable number.

610784730451081 is a deficient number, since it is larger than the sum of its proper divisors (1810875134519).

610784730451081 is a wasteful number, since it uses less digits than its factorization.

610784730451081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74328.

The product of its (nonzero) digits is 4515840, while the sum is 55.

The spelling of 610784730451081 in words is "six hundred ten trillion, seven hundred eighty-four billion, seven hundred thirty million, four hundred fifty-one thousand, eighty-one".