97782264670 has 128 divisors (see below), whose sum is σ = 192052425600. Its totient is φ = 35761969152.

The previous prime is 97782264667. The next prime is 97782264683. The reversal of 97782264670 is 7646228779.

It is a super-2 number, since 2×97782264670² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 79047292 + ... + 79048528.

It is an arithmetic number, because the mean of its divisors is an integer number (1500409575).

Almost surely, 2^97782264670 is an apocalyptic number.

97782264670 is a deficient number, since it is larger than the sum of its proper divisors (94270160930).

97782264670 is a wasteful number, since it uses less digits than its factorization.

97782264670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502.

The product of its (nonzero) digits is 14224896, while the sum is 58.

The spelling of 97782264670 in words is "ninety-seven billion, seven hundred eighty-two million, two hundred sixty-four thousand, six hundred seventy".