495125236551 has 128 divisors (see below), whose sum is σ = 771620567040. Its totient is φ = 279620812800.

The previous prime is 495125236549. The next prime is 495125236579. The reversal of 495125236551 is 155632521594.

It is not a de Polignac number, because 495125236551 - 2¹ = 495125236549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 495125236551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495125236511) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 858102375 + ... + 858102951.

It is an arithmetic number, because the mean of its divisors is an integer number (6028285680).

Almost surely, 2^495125236551 is an apocalyptic number.

495125236551 is a deficient number, since it is larger than the sum of its proper divisors (276495330489).

495125236551 is a wasteful number, since it uses less digits than its factorization.

495125236551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937.

The product of its digits is 1620000, while the sum is 48.

The spelling of 495125236551 in words is "four hundred ninety-five billion, one hundred twenty-five million, two hundred thirty-six thousand, five hundred fifty-one".