97420626064 has 40 divisors (see below), whose sum is σ = 190962387000. Its totient is φ = 48140522496.

The previous prime is 97420626029. The next prime is 97420626067. The reversal of 97420626064 is 46062602479.

It can be written as a sum of positive squares in 4 ways, for example, as 35216275600 + 62204350464 = 187660^2 + 249408^2 .

It is a super-2 number, since 2×97420626064² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97420626067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3273202 + ... + 3302830.

It is an arithmetic number, because the mean of its divisors is an integer number (4774059675).

Almost surely, 2^97420626064 is an apocalyptic number.

It is an amenable number.

97420626064 is a deficient number, since it is larger than the sum of its proper divisors (93541760936).

97420626064 is a wasteful number, since it uses less digits than its factorization.

97420626064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32035 (or 32029 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 97420626064 in words is "ninety-seven billion, four hundred twenty million, six hundred twenty-six thousand, sixty-four".