97087716782 has 16 divisors (see below), whose sum is σ = 167963025120. Its totient is φ = 41227286688.

The previous prime is 97087716767. The next prime is 97087716793. The reversal of 97087716782 is 28761778079.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31809653 + ... + 31812704.

It is an arithmetic number, because the mean of its divisors is an integer number (10497689070).

Almost surely, 2^97087716782 is an apocalyptic number.

97087716782 is a deficient number, since it is larger than the sum of its proper divisors (70875308338).

97087716782 is a wasteful number, since it uses less digits than its factorization.

97087716782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63622475.

The product of its (nonzero) digits is 16595712, while the sum is 62.

The spelling of 97087716782 in words is "ninety-seven billion, eighty-seven million, seven hundred sixteen thousand, seven hundred eighty-two".