40700030428 has 6 divisors (see below), whose sum is σ = 71225053256. Its totient is φ = 20350015212.

The previous prime is 40700030407. The next prime is 40700030431. The reversal of 40700030428 is 82403000704.

It is a junction number, because it is equal to n+sod(n) for n = 40700030396 and 40700030405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5087503800 + ... + 5087503807.

Almost surely, 2^40700030428 is an apocalyptic number.

It is an amenable number.

40700030428 is a deficient number, since it is larger than the sum of its proper divisors (30525022828).

40700030428 is a wasteful number, since it uses less digits than its factorization.

40700030428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10175007611 (or 10175007609 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The spelling of 40700030428 in words is "forty billion, seven hundred million, thirty thousand, four hundred twenty-eight".