253416046451 has 4 divisors (see below), whose sum is σ = 253993304400. Its totient is φ = 252838788504.

The previous prime is 253416046397. The next prime is 253416046489. The reversal of 253416046451 is 154640614352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253416046451 - 2¹⁰ = 253416045427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 253416046399 and 253416046408.

It is not an unprimeable number, because it can be changed into a prime (253416048451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288628316 + ... + 288629193.

It is an arithmetic number, because the mean of its divisors is an integer number (63498326100).

Almost surely, 2^253416046451 is an apocalyptic number.

253416046451 is a deficient number, since it is larger than the sum of its proper divisors (577257949).

253416046451 is an equidigital number, since it uses as much as digits as its factorization.

253416046451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577257948.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 253416046451 in words is "two hundred fifty-three billion, four hundred sixteen million, forty-six thousand, four hundred fifty-one".