40434189741 has 64 divisors (see below), whose sum is σ = 66108180480. Its totient is φ = 24222240000.

The previous prime is 40434189739. The next prime is 40434189797. The reversal of 40434189741 is 14798143404.

It is not a de Polignac number, because 40434189741 - 2¹ = 40434189739 is a prime.

It is a super-2 number, since 2×40434189741² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40434188741) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9460581 + ... + 9464853.

It is an arithmetic number, because the mean of its divisors is an integer number (1032940320).

Almost surely, 2^40434189741 is an apocalyptic number.

It is an amenable number.

40434189741 is a deficient number, since it is larger than the sum of its proper divisors (25673990739).

40434189741 is a wasteful number, since it uses less digits than its factorization.

40434189741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4655 (or 4649 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 40434189741 in words is "forty billion, four hundred thirty-four million, one hundred eighty-nine thousand, seven hundred forty-one".