4012635322787 has 64 divisors (see below), whose sum is σ = 5047182766080. Its totient is φ = 3105947980800.

The previous prime is 4012635322781. The next prime is 4012635322811. The reversal of 4012635322787 is 7872235362104.

It is not a de Polignac number, because 4012635322787 - 2¹² = 4012635318691 is a prime.

It is a super-2 number, since 2×4012635322787² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4012635322781) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 326729087 + ... + 326741367.

It is an arithmetic number, because the mean of its divisors is an integer number (78862230720).

Almost surely, 2^{4012635322787} is an apocalyptic number.

4012635322787 is a deficient number, since it is larger than the sum of its proper divisors (1034547443293).

4012635322787 is a wasteful number, since it uses less digits than its factorization.

4012635322787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12804.

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 4012635322787 in words is "four trillion, twelve billion, six hundred thirty-five million, three hundred twenty-two thousand, seven hundred eighty-seven".