1073625417621 has 6 divisors (see below), whose sum is σ = 1550792269910. Its totient is φ = 715750278408.

The previous prime is 1073625417583. The next prime is 1073625417637. The reversal of 1073625417621 is 1267145263701.

1073625417621 is a `hidden beast` number, since 1 + 0 + 7 + 3 + 6 + 2 + 5 + 4 + 17 + 621 = 666.

It can be written as a sum of positive squares in only one way, i.e., 698210648100 + 375414769521 = 835590^2 + 612711^2 .

It is not a de Polignac number, because 1073625417621 - 2⁷ = 1073625417493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073625497621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59645856526 + ... + 59645856543.

Almost surely, 2^{1073625417621} is an apocalyptic number.

It is an amenable number.

1073625417621 is a deficient number, since it is larger than the sum of its proper divisors (477166852289).

1073625417621 is a wasteful number, since it uses less digits than its factorization.

1073625417621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119291713075 (or 119291713072 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 1073625417621 in words is "one trillion, seventy-three billion, six hundred twenty-five million, four hundred seventeen thousand, six hundred twenty-one".