537396377431 has 2 divisors, whose sum is σ = 537396377432. Its totient is φ = 537396377430.

The previous prime is 537396377417. The next prime is 537396377461. The reversal of 537396377431 is 134773693735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 537396377431 - 2³¹ = 535248893783 is a prime.

It is a super-2 number, since 2×537396377431² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537396377411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268698188715 + 268698188716.

It is an arithmetic number, because the mean of its divisors is an integer number (268698188716).

Almost surely, 2^537396377431 is an apocalyptic number.

537396377431 is a deficient number, since it is larger than the sum of its proper divisors (1).

537396377431 is an equidigital number, since it uses as much as digits as its factorization.

537396377431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30005640, while the sum is 58.

The spelling of 537396377431 in words is "five hundred thirty-seven billion, three hundred ninety-six million, three hundred seventy-seven thousand, four hundred thirty-one".