57021740246226 has 64 divisors (see below), whose sum is σ = 136012201168896. Its totient is φ = 15582430987200.

The previous prime is 57021740246137. The next prime is 57021740246257. The reversal of 57021740246226 is 62264204712075.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10957296 + ... + 15300516.

It is an arithmetic number, because the mean of its divisors is an integer number (2125190643264).

Almost surely, 2^{57021740246226} is an apocalyptic number.

57021740246226 is an abundant number, since it is smaller than the sum of its proper divisors (78990460922670).

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

57021740246226 is a wasteful number, since it uses less digits than its factorization.

57021740246226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4356847.

The product of its (nonzero) digits is 2257920, while the sum is 48.

The spelling of 57021740246226 in words is "fifty-seven trillion, twenty-one billion, seven hundred forty million, two hundred forty-six thousand, two hundred twenty-six".