57005251551650 has 24 divisors (see below), whose sum is σ = 106030015429284. Its totient is φ = 22802047385600.

The previous prime is 57005251551581. The next prime is 57005251551667. The reversal of 57005251551650 is 5615515250075.

It can be written as a sum of positive squares in 6 ways, for example, as 45347281253521 + 11657970298129 = 6734039^2 + 3414377^2 .

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 57005251551595 and 57005251551604.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25759394 + ... + 27884706.

Almost surely, 2^{57005251551650} is an apocalyptic number.

57005251551650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

57005251551650 is a deficient number, since it is larger than the sum of its proper divisors (49024763877634).

57005251551650 is a wasteful number, since it uses less digits than its factorization.

57005251551650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2661766 (or 2661761 counting only the distinct ones).

The product of its (nonzero) digits is 1312500, while the sum is 47.

The spelling of 57005251551650 in words is "fifty-seven trillion, five billion, two hundred fifty-one million, five hundred fifty-one thousand, six hundred fifty".