253464465077 has 4 divisors (see below), whose sum is σ = 261640738176. Its totient is φ = 245288191980.

The previous prime is 253464465071. The next prime is 253464465091. The reversal of 253464465077 is 770564464352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 253464465077 - 2¹² = 253464460981 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 (253464465071) 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, 4088136503 + ... + 4088136564.

It is an arithmetic number, because the mean of its divisors is an integer number (65410184544).

Almost surely, 2^253464465077 is an apocalyptic number.

It is an amenable number.

253464465077 is a deficient number, since it is larger than the sum of its proper divisors (8176273099).

253464465077 is an equidigital number, since it uses as much as digits as its factorization.

253464465077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8176273098.

The product of its (nonzero) digits is 16934400, while the sum is 53.

The spelling of 253464465077 in words is "two hundred fifty-three billion, four hundred sixty-four million, four hundred sixty-five thousand, seventy-seven".