1137549420544 has 96 divisors (see below), whose sum is σ = 2297662567200. Its totient is φ = 563003965440.

The previous prime is 1137549420533. The next prime is 1137549420551. The reversal of 1137549420544 is 4450249457311.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318550279 + ... + 318553849.

It is an arithmetic number, because the mean of its divisors is an integer number (23933985075).

Almost surely, 2^{1137549420544} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1137549420544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1148831283600).

1137549420544 is an abundant number, since it is smaller than the sum of its proper divisors (1160113146656).

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

1137549420544 is a wasteful number, since it uses less digits than its factorization.

1137549420544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5129 (or 5109 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 1137549420544 in words is "one trillion, one hundred thirty-seven billion, five hundred forty-nine million, four hundred twenty thousand, five hundred forty-four".