557121735470 has 16 divisors (see below), whose sum is σ = 1008421468560. Its totient is φ = 221603728704.

The previous prime is 557121735433. The next prime is 557121735479. The reversal of 557121735470 is 74537121755.

It is a super-2 number, since 2×557121735470² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557121735479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155618807 + ... + 155622386.

It is an arithmetic number, because the mean of its divisors is an integer number (63026341785).

Almost surely, 2^557121735470 is an apocalyptic number.

557121735470 is a deficient number, since it is larger than the sum of its proper divisors (451299733090).

557121735470 is a wasteful number, since it uses less digits than its factorization.

557121735470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311241379.

The product of its (nonzero) digits is 1029000, while the sum is 47.

The spelling of 557121735470 in words is "five hundred fifty-seven billion, one hundred twenty-one million, seven hundred thirty-five thousand, four hundred seventy".