36464454631040 has 32 divisors (see below), whose sum is σ = 87172836853860. Its totient is φ = 14585781852160.

The previous prime is 36464454630971. The next prime is 36464454631127. The reversal of 36464454631040 is 4013645446463.

It can be written as a sum of positive squares in 2 ways, for example, as 34918928282176 + 1545526348864 = 5909224^2 + 1243192^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 36464454631040.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28487854541 + ... + 28487855820.

Almost surely, 2^{36464454631040} is an apocalyptic number.

It is an amenable number.

36464454631040 is an abundant number, since it is smaller than the sum of its proper divisors (50708382222820).

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

36464454631040 is an equidigital number, since it uses as much as digits as its factorization.

36464454631040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56975710380 (or 56975710368 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 50.

The spelling of 36464454631040 in words is "thirty-six trillion, four hundred sixty-four billion, four hundred fifty-four million, six hundred thirty-one thousand, forty".