97768280002 has 8 divisors (see below), whose sum is σ = 150615999036. Its totient is φ = 47562946992.

The previous prime is 97768279949. The next prime is 97768280021. The reversal of 97768280002 is 20008286779.

It can be written as a sum of positive squares in 2 ways, for example, as 89221092601 + 8547187401 = 298699^2 + 92451^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660596413 + ... + 660596560.

Almost surely, 2^97768280002 is an apocalyptic number.

97768280002 is a deficient number, since it is larger than the sum of its proper divisors (52847719034).

97768280002 is a wasteful number, since it uses less digits than its factorization.

97768280002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321193012.

The product of its (nonzero) digits is 677376, while the sum is 49.

The spelling of 97768280002 in words is "ninety-seven billion, seven hundred sixty-eight million, two hundred eighty thousand, two".