97901062438 has 4 divisors (see below), whose sum is σ = 146851593660. Its totient is φ = 48950531218.

The previous prime is 97901062409. The next prime is 97901062447. The reversal of 97901062438 is 83426010979.

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

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 97901062391 and 97901062400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24475265608 + ... + 24475265611.

It is an arithmetic number, because the mean of its divisors is an integer number (36712898415).

Almost surely, 2^97901062438 is an apocalyptic number.

97901062438 is a deficient number, since it is larger than the sum of its proper divisors (48950531222).

97901062438 is a wasteful number, since it uses less digits than its factorization.

97901062438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48950531221.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 97901062438 in words is "ninety-seven billion, nine hundred one million, sixty-two thousand, four hundred thirty-eight".