140737488521216 has 96 divisors (see below), whose sum is σ = 284599612697400. Its totient is φ = 69570385674240.

The previous prime is 140737488521191. The next prime is 140737488521257. The reversal of 140737488521216 is 612125884737041.

It can be written as a sum of positive squares in 4 ways, for example, as 70373576098816 + 70363912422400 = 8388896^2 + 8388320^2 .

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, 1872442676 + ... + 1872517836.

Almost surely, 2^{140737488521216} is an apocalyptic number.

140737488521216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140737488521216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142299806348700).

140737488521216 is an abundant number, since it is smaller than the sum of its proper divisors (143862124176184).

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

140737488521216 is an equidigital number, since it uses as much as digits as its factorization.

140737488521216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85545 (or 85525 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 59.

The spelling of 140737488521216 in words is "one hundred forty trillion, seven hundred thirty-seven billion, four hundred eighty-eight million, five hundred twenty-one thousand, two hundred sixteen".