40302340553479 has 2 divisors, whose sum is σ = 40302340553480. Its totient is φ = 40302340553478.

The previous prime is 40302340553459. The next prime is 40302340553567. The reversal of 40302340553479 is 97435504320304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40302340553479 - 2²¹ = 40302338456327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40302340553459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20151170276739 + 20151170276740.

It is an arithmetic number, because the mean of its divisors is an integer number (20151170276740).

Almost surely, 2^{40302340553479} is an apocalyptic number.

40302340553479 is a deficient number, since it is larger than the sum of its proper divisors (1).

40302340553479 is an equidigital number, since it uses as much as digits as its factorization.

40302340553479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5443200, while the sum is 49.

The spelling of 40302340553479 in words is "forty trillion, three hundred two billion, three hundred forty million, five hundred fifty-three thousand, four hundred seventy-nine".