506355157 has 8 divisors (see below), whose sum is σ = 631300032. Its totient is φ = 394562400.

The previous prime is 506355127. The next prime is 506355191. The reversal of 506355157 is 751553605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 506355157 - 2¹⁵ = 506322389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506355127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3287944 + ... + 3288097.

It is an arithmetic number, because the mean of its divisors is an integer number (78912504).

Almost surely, 2^506355157 is an apocalyptic number.

It is an amenable number.

506355157 is a deficient number, since it is larger than the sum of its proper divisors (124944875).

506355157 is a wasteful number, since it uses less digits than its factorization.

506355157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6576059.

The product of its (nonzero) digits is 78750, while the sum is 37.

The square root of 506355157 is about 22502.3367008851. The cubic root of 506355157 is about 797.0491062701.

The spelling of 506355157 in words is "five hundred six million, three hundred fifty-five thousand, one hundred fifty-seven".