1045400006636 has 12 divisors (see below), whose sum is σ = 1835409134328. Its totient is φ = 520997396832.

The previous prime is 1045400006633. The next prime is 1045400006681. The reversal of 1045400006636 is 6366000045401.

It is a super-2 number, since 2×1045400006636² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1045400006596 and 1045400006605.

It is not an unprimeable number, because it can be changed into a prime (1045400006633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425650241 + ... + 425652696.

It is an arithmetic number, because the mean of its divisors is an integer number (152950761194).

Almost surely, 2^{1045400006636} is an apocalyptic number.

It is an amenable number.

1045400006636 is a deficient number, since it is larger than the sum of its proper divisors (790009127692).

1045400006636 is a wasteful number, since it uses less digits than its factorization.

1045400006636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851303248 (or 851303246 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 1045400006636 in words is "one trillion, forty-five billion, four hundred million, six thousand, six hundred thirty-six".