253355400552122 has 16 divisors (see below), whose sum is σ = 415776324104352. Its totient is φ = 114829668048720.

The previous prime is 253355400552061. The next prime is 253355400552131. The reversal of 253355400552122 is 221255004553352.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16593875033 + ... + 16593890300.

It is an arithmetic number, because the mean of its divisors is an integer number (25986020256522).

Almost surely, 2^{253355400552122} is an apocalyptic number.

253355400552122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

253355400552122 is a deficient number, since it is larger than the sum of its proper divisors (162420923552230).

253355400552122 is a wasteful number, since it uses less digits than its factorization.

253355400552122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33187765693.

The product of its (nonzero) digits is 1800000, while the sum is 44.

The spelling of 253355400552122 in words is "two hundred fifty-three trillion, three hundred fifty-five billion, four hundred million, five hundred fifty-two thousand, one hundred twenty-two".