253007454378 has 64 divisors (see below), whose sum is σ = 615526760448. Its totient is φ = 67679374080.

The previous prime is 253007454353. The next prime is 253007454379. The reversal of 253007454378 is 873454700352.

253007454378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (253007454379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 791250 + ... + 1063997.

It is an arithmetic number, because the mean of its divisors is an integer number (9617605632).

Almost surely, 2^253007454378 is an apocalyptic number.

253007454378 is an abundant number, since it is smaller than the sum of its proper divisors (362519306070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253007454378 is a wasteful number, since it uses less digits than its factorization.

253007454378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855467.

The product of its (nonzero) digits is 2822400, while the sum is 48.

The spelling of 253007454378 in words is "two hundred fifty-three billion, seven million, four hundred fifty-four thousand, three hundred seventy-eight".