1137533257848 has 64 divisors (see below), whose sum is σ = 3145362262560. Its totient is φ = 340550493696.

The previous prime is 1137533257841. The next prime is 1137533257849. The reversal of 1137533257848 is 8487523357311.

It is a super-2 number, since 2×1137533257848² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137533257841) 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, 49257915 + ... + 49281002.

Almost surely, 2^{1137533257848} is an apocalyptic number.

It is an amenable number.

1137533257848 is an abundant number, since it is smaller than the sum of its proper divisors (2007829004712).

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

1137533257848 is a wasteful number, since it uses less digits than its factorization.

1137533257848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98538976 (or 98538972 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 57.

The spelling of 1137533257848 in words is "one trillion, one hundred thirty-seven billion, five hundred thirty-three million, two hundred fifty-seven thousand, eight hundred forty-eight".