40370801651 has 2 divisors, whose sum is σ = 40370801652. Its totient is φ = 40370801650.

The previous prime is 40370801641. The next prime is 40370801671. The reversal of 40370801651 is 15610807304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40370801651 - 2¹⁰ = 40370800627 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40370801641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20185400825 + 20185400826.

It is an arithmetic number, because the mean of its divisors is an integer number (20185400826).

Almost surely, 2^40370801651 is an apocalyptic number.

40370801651 is a deficient number, since it is larger than the sum of its proper divisors (1).

40370801651 is an equidigital number, since it uses as much as digits as its factorization.

40370801651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 40370801651 in words is "forty billion, three hundred seventy million, eight hundred one thousand, six hundred fifty-one".