740040427901 has 2 divisors, whose sum is σ = 740040427902. Its totient is φ = 740040427900.

The previous prime is 740040427897. The next prime is 740040427913. The reversal of 740040427901 is 109724040047.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 452236075225 + 287804352676 = 672485^2 + 536474^2 .

It is a cyclic number.

It is not a de Polignac number, because 740040427901 - 2² = 740040427897 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740040427921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370020213950 + 370020213951.

It is an arithmetic number, because the mean of its divisors is an integer number (370020213951).

Almost surely, 2^740040427901 is an apocalyptic number.

It is an amenable number.

740040427901 is a deficient number, since it is larger than the sum of its proper divisors (1).

740040427901 is an equidigital number, since it uses as much as digits as its factorization.

740040427901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 38.

Adding to 740040427901 its reverse (109724040047), we get a palindrome (849764467948).

The spelling of 740040427901 in words is "seven hundred forty billion, forty million, four hundred twenty-seven thousand, nine hundred one".