80773746363450 has 288 divisors, whose sum is σ = 253016927130240. Its totient is φ = 18092384985600.

The previous prime is 80773746363421. The next prime is 80773746363461. The reversal of 80773746363450 is 5436364737708.

It is a happy number.

80773746363450 is a `hidden beast` number, since 8 + 0 + 7 + 73 + 7 + 463 + 63 + 45 + 0 = 666.

80773746363450 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 50906997 + ... + 52469703.

It is an arithmetic number, because the mean of its divisors is an integer number (878530996980).

Almost surely, 2^{80773746363450} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80773746363450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126508463565120).

80773746363450 is an abundant number, since it is smaller than the sum of its proper divisors (172243180766790).

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

80773746363450 is a wasteful number, since it uses less digits than its factorization.

80773746363450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563062 (or 1563054 counting only the distinct ones).

The product of its (nonzero) digits is 213373440, while the sum is 63.

The spelling of 80773746363450 in words is "eighty trillion, seven hundred seventy-three billion, seven hundred forty-six million, three hundred sixty-three thousand, four hundred fifty".