40142265151 has 2 divisors, whose sum is σ = 40142265152. Its totient is φ = 40142265150.

The previous prime is 40142265127. The next prime is 40142265157. The reversal of 40142265151 is 15156224104.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40142265151 - 2²³ = 40133876543 is a prime.

It is a super-2 number, since 2×40142265151² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40142265157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20071132575 + 20071132576.

It is an arithmetic number, because the mean of its divisors is an integer number (20071132576).

Almost surely, 2^40142265151 is an apocalyptic number.

40142265151 is a deficient number, since it is larger than the sum of its proper divisors (1).

40142265151 is an equidigital number, since it uses as much as digits as its factorization.

40142265151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 40142265151 its reverse (15156224104), we get a palindrome (55298489255).

The spelling of 40142265151 in words is "forty billion, one hundred forty-two million, two hundred sixty-five thousand, one hundred fifty-one".