537076991440 has 240 divisors, whose sum is σ = 1416104684928. Its totient is φ = 187857024000.

The previous prime is 537076991177. The next prime is 537076991461. The reversal of 537076991440 is 44199670735.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 146300805 + ... + 146304475.

Almost surely, 2^537076991440 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 537076991440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708052342464).

537076991440 is an abundant number, since it is smaller than the sum of its proper divisors (879027693488).

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

537076991440 is a wasteful number, since it uses less digits than its factorization.

537076991440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3930 (or 3893 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 537076991440 in words is "five hundred thirty-seven billion, seventy-six million, nine hundred ninety-one thousand, four hundred forty".