1373440445037 has 10 divisors (see below), whose sum is σ = 2051682640238. Its totient is φ = 915626963304.

The previous prime is 1373440444967. The next prime is 1373440445101. The reversal of 1373440445037 is 7305440443731.

1373440445037 is a `hidden beast` number, since 1 + 37 + 34 + 40 + 44 + 503 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 774656981316 + 598783463721 = 880146^2 + 773811^2 .

It is not a de Polignac number, because 1373440445037 - 2¹⁵ = 1373440412269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1373440444983 and 1373440445001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373440465037) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8478027358 + ... + 8478027519.

Almost surely, 2^{1373440445037} is an apocalyptic number.

It is an amenable number.

1373440445037 is a deficient number, since it is larger than the sum of its proper divisors (678242195201).

1373440445037 is an equidigital number, since it uses as much as digits as its factorization.

1373440445037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16956054889 (or 16956054880 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 45.

Adding to 1373440445037 its reverse (7305440443731), we get a palindrome (8678880888768).

The spelling of 1373440445037 in words is "one trillion, three hundred seventy-three billion, four hundred forty million, four hundred forty-five thousand, thirty-seven".