253152435222466 has 16 divisors (see below), whose sum is σ = 408992435220600. Its totient is φ = 116824189483008.

The previous prime is 253152435222431. The next prime is 253152435222521. The reversal of 253152435222466 is 664222534251352.

It can be written as a sum of positive squares in 4 ways, for example, as 45448968312225 + 207703466910241 = 6741585^2 + 14411921^2 .

It is a super-2 number, since 2×253152435222466² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 641299071 + ... + 641693698.

Almost surely, 2^{253152435222466} is an apocalyptic number.

253152435222466 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

253152435222466 is a deficient number, since it is larger than the sum of its proper divisors (155839999998134).

253152435222466 is a wasteful number, since it uses less digits than its factorization.

253152435222466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283000373.

The product of its digits is 20736000, while the sum is 52.

The spelling of 253152435222466 in words is "two hundred fifty-three trillion, one hundred fifty-two billion, four hundred thirty-five million, two hundred twenty-two thousand, four hundred sixty-six".