3481056600781 has 16 divisors (see below), whose sum is σ = 3543424410240. Its totient is φ = 3419264122560.

The previous prime is 3481056600727. The next prime is 3481056600829. The reversal of 3481056600781 is 1870066501843.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3481056600781 - 2¹³ = 3481056592589 is a prime.

It is a super-2 number, since 2×3481056600781² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3481056609781) 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, 27854671 + ... + 27979363.

It is an arithmetic number, because the mean of its divisors is an integer number (221464025640).

Almost surely, 2^{3481056600781} is an apocalyptic number.

It is an amenable number.

3481056600781 is a deficient number, since it is larger than the sum of its proper divisors (62367809459).

3481056600781 is a wasteful number, since it uses less digits than its factorization.

3481056600781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126996.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 3481056600781 in words is "three trillion, four hundred eighty-one billion, fifty-six million, six hundred thousand, seven hundred eighty-one".