1446556994077 has 18 divisors (see below), whose sum is σ = 1577218225982. Its totient is φ = 1318867387824.

The previous prime is 1446556994059. The next prime is 1446556994081. The reversal of 1446556994077 is 7704996556441.

It can be written as a sum of positive squares in only one way, i.e., 1001462534361 + 445094459716 = 1000731^2 + 667154^2 .

It is not a de Polignac number, because 1446556994077 - 2¹¹ = 1446556992029 is a prime.

It is a super-2 number, since 2×1446556994077² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1446556994777) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 359927574 + ... + 359931592.

Almost surely, 2^{1446556994077} is an apocalyptic number.

It is an amenable number.

1446556994077 is a deficient number, since it is larger than the sum of its proper divisors (130661231905).

1446556994077 is an frugal number, since it uses more digits than its factorization.

1446556994077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8217 (or 4115 counting only the distinct ones).

The product of its (nonzero) digits is 228614400, while the sum is 67.

The spelling of 1446556994077 in words is "one trillion, four hundred forty-six billion, five hundred fifty-six million, nine hundred ninety-four thousand, seventy-seven".