2070177093721 has 63 divisors (see below), whose sum is σ = 2432234610757. Its totient is φ = 1761852845720.

The previous prime is 2070177093701. The next prime is 2070177093739. The reversal of 2070177093721 is 1273907710702.

The square root of 2070177093721 is 1438811.

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

It is not a de Polignac number, because 2070177093721 - 2⁵ = 2070177093689 is a prime.

It is a super-3 number, since 3×2070177093721³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2070177093701) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 44046321120 + ... + 44046321166.

Almost surely, 2^{2070177093721} is an apocalyptic number.

2070177093721 is the 1438811-st square number.

2070177093721 is the 719406-th centered octagonal number.

It is an amenable number.

2070177093721 is a deficient number, since it is larger than the sum of its proper divisors (362057517036).

2070177093721 is an frugal number, since it uses more digits than its factorization.

2070177093721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 259308, while the sum is 46.

The spelling of 2070177093721 in words is "two trillion, seventy billion, one hundred seventy-seven million, ninety-three thousand, seven hundred twenty-one".