253461464045 has 16 divisors (see below), whose sum is σ = 338994901440. Its totient is φ = 180797278464.

The previous prime is 253461464021. The next prime is 253461464063. The reversal of 253461464045 is 540464164352.

It is a cyclic number.

It is not a de Polignac number, because 253461464045 - 2¹⁸ = 253461201901 is a prime.

It is a super-3 number, since 3×253461464045³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 253461463987 and 253461464005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78469427 + ... + 78472656.

It is an arithmetic number, because the mean of its divisors is an integer number (21187181340).

Almost surely, 2^253461464045 is an apocalyptic number.

It is an amenable number.

253461464045 is a deficient number, since it is larger than the sum of its proper divisors (85533437395).

253461464045 is a wasteful number, since it uses less digits than its factorization.

253461464045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156942124.

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 253461464045 in words is "two hundred fifty-three billion, four hundred sixty-one million, four hundred sixty-four thousand, forty-five".