1207546045456 has 75 divisors (see below), whose sum is σ = 2472847846253. Its totient is φ = 571243858560.

The previous prime is 1207546045427. The next prime is 1207546045481. The reversal of 1207546045456 is 6545406457021.

The square root of 1207546045456 is 1098884.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3171491856 + 1204374553600 = 56316^2 + 1097440^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 1586788116 + ... + 1586788876.

Almost surely, 2^{1207546045456} is an apocalyptic number.

1207546045456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1207546045456 is the 1098884-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1207546045456

1207546045456 is an abundant number, since it is smaller than the sum of its proper divisors (1265301800797).

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

1207546045456 is an frugal number, since it uses more digits than its factorization.

1207546045456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606 (or 782 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 49.

Multiplying 1207546045456 by its sum of digits (49), we get a square (59169756227344 = 7692188²).

The spelling of 1207546045456 in words is "one trillion, two hundred seven billion, five hundred forty-six million, forty-five thousand, four hundred fifty-six".