40309369036 has 6 divisors (see below), whose sum is σ = 70541395820. Its totient is φ = 20154684516.

The previous prime is 40309369033. The next prime is 40309369043. The reversal of 40309369036 is 63096390304.

It is a junction number, because it is equal to n+sod(n) for n = 40309368983 and 40309369001.

It is not an unprimeable number, because it can be changed into a prime (40309369033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5038671126 + ... + 5038671133.

Almost surely, 2^40309369036 is an apocalyptic number.

It is an amenable number.

40309369036 is a deficient number, since it is larger than the sum of its proper divisors (30232026784).

40309369036 is a wasteful number, since it uses less digits than its factorization.

40309369036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10077342263 (or 10077342261 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 43.

The spelling of 40309369036 in words is "forty billion, three hundred nine million, three hundred sixty-nine thousand, thirty-six".