1258336772397 has 48 divisors (see below), whose sum is σ = 1987055815680. Its totient is φ = 763898688000.

The previous prime is 1258336772389. The next prime is 1258336772417. The reversal of 1258336772397 is 7932776338521.

1258336772397 is a `hidden beast` number, since 12 + 58 + 336 + 7 + 7 + 239 + 7 = 666.

It is not a de Polignac number, because 1258336772397 - 2³ = 1258336772389 is a prime.

It is a super-2 number, since 2×1258336772397² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1258336772377) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22164147 + ... + 22220847.

It is an arithmetic number, because the mean of its divisors is an integer number (41396996160).

Almost surely, 2^{1258336772397} is an apocalyptic number.

1258336772397 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1258336772397 is a deficient number, since it is larger than the sum of its proper divisors (728719043283).

1258336772397 is a wasteful number, since it uses less digits than its factorization.

1258336772397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61434 (or 61431 counting only the distinct ones).

The product of its digits is 80015040, while the sum is 63.

The spelling of 1258336772397 in words is "one trillion, two hundred fifty-eight billion, three hundred thirty-six million, seven hundred seventy-two thousand, three hundred ninety-seven".