253042461461 has 8 divisors (see below), whose sum is σ = 257504926560. Its totient is φ = 248585783472.

The previous prime is 253042461443. The next prime is 253042461479. The reversal of 253042461461 is 164164240352.

It is an interprime number because it is at equal distance from previous prime (253042461443) and next prime (253042461479).

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 253042461461 - 2¹⁸ = 253042199317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253042463461) 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, 1358510 + ... + 1533503.

It is an arithmetic number, because the mean of its divisors is an integer number (32188115820).

Almost surely, 2^253042461461 is an apocalyptic number.

It is an amenable number.

253042461461 is a deficient number, since it is larger than the sum of its proper divisors (4462465099).

253042461461 is a wasteful number, since it uses less digits than its factorization.

253042461461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2893555.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 253042461461 in words is "two hundred fifty-three billion, forty-two million, four hundred sixty-one thousand, four hundred sixty-one".