40000345215 has 8 divisors (see below), whose sum is σ = 64000552368. Its totient is φ = 21333517440.

The previous prime is 40000345201. The next prime is 40000345237. The reversal of 40000345215 is 51254300004.

40000345215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40000345215 - 2¹² = 40000341119 is a prime.

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, 1333344826 + ... + 1333344855.

It is an arithmetic number, because the mean of its divisors is an integer number (8000069046).

Almost surely, 2^40000345215 is an apocalyptic number.

40000345215 is a deficient number, since it is larger than the sum of its proper divisors (24000207153).

40000345215 is a wasteful number, since it uses less digits than its factorization.

40000345215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666689689.

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 40000345215 its reverse (51254300004), we get a palindrome (91254645219).

The spelling of 40000345215 in words is "forty billion, three hundred forty-five thousand, two hundred fifteen".