97611535037402 has 4 divisors (see below), whose sum is σ = 146417302556106. Its totient is φ = 48805767518700.

The previous prime is 97611535037371. The next prime is 97611535037473. The reversal of 97611535037402 is 20473053511679.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 81507293803321 + 16104241234081 = 9028139^2 + 4013009^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24402883759349 + ... + 24402883759352.

Almost surely, 2^{97611535037402} is an apocalyptic number.

97611535037402 is a deficient number, since it is larger than the sum of its proper divisors (48805767518704).

97611535037402 is a wasteful number, since it uses less digits than its factorization.

97611535037402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48805767518703.

The product of its (nonzero) digits is 4762800, while the sum is 53.

The spelling of 97611535037402 in words is "ninety-seven trillion, six hundred eleven billion, five hundred thirty-five million, thirty-seven thousand, four hundred two".