40370870447 has 2 divisors, whose sum is σ = 40370870448. Its totient is φ = 40370870446.

The previous prime is 40370870437. The next prime is 40370870473. The reversal of 40370870447 is 74407807304.

40370870447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40370870447 - 2¹⁴ = 40370854063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40370870398 and 40370870407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40370870417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20185435223 + 20185435224.

It is an arithmetic number, because the mean of its divisors is an integer number (20185435224).

Almost surely, 2^40370870447 is an apocalyptic number.

40370870447 is a deficient number, since it is larger than the sum of its proper divisors (1).

40370870447 is an equidigital number, since it uses as much as digits as its factorization.

40370870447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 526848, while the sum is 44.

The spelling of 40370870447 in words is "forty billion, three hundred seventy million, eight hundred seventy thousand, four hundred forty-seven".