1252841155377 has 16 divisors (see below), whose sum is σ = 1909113601920. Its totient is φ = 715900862592.

The previous prime is 1252841155373. The next prime is 1252841155393. The reversal of 1252841155377 is 7735511482521.

It is not a de Polignac number, because 1252841155377 - 2² = 1252841155373 is a prime.

It is a super-2 number, since 2×1252841155377² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1252841155373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1797699 + ... + 2395287.

It is an arithmetic number, because the mean of its divisors is an integer number (119319600120).

Almost surely, 2^{1252841155377} is an apocalyptic number.

It is an amenable number.

1252841155377 is a deficient number, since it is larger than the sum of its proper divisors (656272446543).

1252841155377 is an equidigital number, since it uses as much as digits as its factorization.

1252841155377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697432.

The product of its digits is 2352000, while the sum is 51.

The spelling of 1252841155377 in words is "one trillion, two hundred fifty-two billion, eight hundred forty-one million, one hundred fifty-five thousand, three hundred seventy-seven".