1249522025633 has 8 divisors (see below), whose sum is σ = 1440662563968. Its totient is φ = 1061540835264.

The previous prime is 1249522025617. The next prime is 1249522025677. The reversal of 1249522025633 is 3365202259421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1249522025633 - 2⁴ = 1249522025617 is a prime.

It is a super-2 number, since 2×1249522025633² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1249522024633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 789836141 + ... + 789837722.

It is an arithmetic number, because the mean of its divisors is an integer number (180082820496).

Almost surely, 2^{1249522025633} is an apocalyptic number.

It is an amenable number.

1249522025633 is a deficient number, since it is larger than the sum of its proper divisors (191140538335).

1249522025633 is a wasteful number, since it uses less digits than its factorization.

1249522025633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579673983.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 1249522025633 in words is "one trillion, two hundred forty-nine billion, five hundred twenty-two million, twenty-five thousand, six hundred thirty-three".