40633863465428 has 24 divisors (see below), whose sum is σ = 71375593544640. Its totient is φ = 20240972262720.

The previous prime is 40633863465397. The next prime is 40633863465431. The reversal of 40633863465428 is 82456436833604.

It is a super-2 number, since 2×40633863465428² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15740633 + ... + 18139328.

It is an arithmetic number, because the mean of its divisors is an integer number (2973983064360).

Almost surely, 2^{40633863465428} is an apocalyptic number.

It is an amenable number.

40633863465428 is a deficient number, since it is larger than the sum of its proper divisors (30741730079212).

40633863465428 is a wasteful number, since it uses less digits than its factorization.

40633863465428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33881087 (or 33881085 counting only the distinct ones).

The product of its (nonzero) digits is 238878720, while the sum is 62.

The spelling of 40633863465428 in words is "forty trillion, six hundred thirty-three billion, eight hundred sixty-three million, four hundred sixty-five thousand, four hundred twenty-eight".