113447206640 has 80 divisors (see below), whose sum is σ = 277500988800. Its totient is φ = 43075491840.

The previous prime is 113447206549. The next prime is 113447206657. The reversal of 113447206640 is 46602744311.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 113447206594 and 113447206603.

It is a congruent number.

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, 346040 + ... + 588759.

It is an arithmetic number, because the mean of its divisors is an integer number (3468762360).

Almost surely, 2^113447206640 is an apocalyptic number.

113447206640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113447206640 is an abundant number, since it is smaller than the sum of its proper divisors (164053782160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113447206640 is a wasteful number, since it uses less digits than its factorization.

113447206640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934890 (or 934884 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 113447206640 in words is "one hundred thirteen billion, four hundred forty-seven million, two hundred six thousand, six hundred forty".