1255241433402 has 96 divisors (see below), whose sum is σ = 3145416528384. Its totient is φ = 358157116800.

The previous prime is 1255241433379. The next prime is 1255241433487. The reversal of 1255241433402 is 2043341425521.

It is a happy number.

1255241433402 is a `hidden beast` number, since 1 + 2 + 5 + 5 + 241 + 4 + 3 + 3 + 402 = 666.

It is a super-3 number, since 3×1255241433402³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2536453 + ... + 2990664.

It is an arithmetic number, because the mean of its divisors is an integer number (32764755504).

Almost surely, 2^{1255241433402} is an apocalyptic number.

1255241433402 is an abundant number, since it is smaller than the sum of its proper divisors (1890175094982).

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

1255241433402 is a wasteful number, since it uses less digits than its factorization.

1255241433402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5527204 (or 5527201 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 1255241433402 its reverse (2043341425521), we get a palindrome (3298582858923).

The spelling of 1255241433402 in words is "one trillion, two hundred fifty-five billion, two hundred forty-one million, four hundred thirty-three thousand, four hundred two".