97155740097746 has 32 divisors (see below), whose sum is σ = 164538699312960. Its totient is φ = 42640414387200.

The previous prime is 97155740097733. The next prime is 97155740097751. The reversal of 97155740097746 is 64779004755179.

It is a self number, because there is not a number n which added to its sum of digits gives 97155740097746.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555126236 + ... + 555301223.

It is an arithmetic number, because the mean of its divisors is an integer number (5141834353530).

Almost surely, 2^{97155740097746} is an apocalyptic number.

97155740097746 is a deficient number, since it is larger than the sum of its proper divisors (67382959215214).

97155740097746 is a wasteful number, since it uses less digits than its factorization.

97155740097746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110427610.

The product of its (nonzero) digits is 466754400, while the sum is 71.

The spelling of 97155740097746 in words is "ninety-seven trillion, one hundred fifty-five billion, seven hundred forty million, ninety-seven thousand, seven hundred forty-six".