97975413770 has 16 divisors (see below), whose sum is σ = 189921571560. Its totient is φ = 36175537344.

The previous prime is 97975413743. The next prime is 97975413779. The reversal of 97975413770 is 7731457979.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 72479946841 + 25495466929 = 269221^2 + 159673^2 .

It is a super-2 number, since 2×97975413770² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97975413779) 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, 376828385 + ... + 376828644.

Almost surely, 2^97975413770 is an apocalyptic number.

97975413770 is a deficient number, since it is larger than the sum of its proper divisors (91946157790).

97975413770 is a wasteful number, since it uses less digits than its factorization.

97975413770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753657049.

The product of its (nonzero) digits is 11668860, while the sum is 59.

The spelling of 97975413770 in words is "ninety-seven billion, nine hundred seventy-five million, four hundred thirteen thousand, seven hundred seventy".