40306199937 has 4 divisors (see below), whose sum is σ = 53741599920. Its totient is φ = 26870799956.

The previous prime is 40306199911. The next prime is 40306200013. The reversal of 40306199937 is 73999160304.

40306199937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40306199937 - 2⁷ = 40306199809 is a prime.

It is a super-2 number, since 2×40306199937² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40306199937.

It is not an unprimeable number, because it can be changed into a prime (40306599937) 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, 6717699987 + ... + 6717699992.

It is an arithmetic number, because the mean of its divisors is an integer number (13435399980).

Almost surely, 2^40306199937 is an apocalyptic number.

It is an amenable number.

40306199937 is a deficient number, since it is larger than the sum of its proper divisors (13435399983).

40306199937 is a wasteful number, since it uses less digits than its factorization.

40306199937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13435399982.

The product of its (nonzero) digits is 1102248, while the sum is 51.

The spelling of 40306199937 in words is "forty billion, three hundred six million, one hundred ninety-nine thousand, nine hundred thirty-seven".