99401934460740 has 48 divisors (see below), whose sum is σ = 278347993418880. Its totient is φ = 26505032339200.

The previous prime is 99401934460739. The next prime is 99401934460747. The reversal of 99401934460740 is 4706443910499.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is not an unprimeable number, because it can be changed into a prime (99401934460747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66447336 + ... + 67926815.

It is an arithmetic number, because the mean of its divisors is an integer number (5798916529560).

Almost surely, 2^{99401934460740} is an apocalyptic number.

It is an amenable number.

99401934460740 is an abundant number, since it is smaller than the sum of its proper divisors (178946058958140).

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

99401934460740 is a wasteful number, since it uses less digits than its factorization.

99401934460740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134386492 (or 134386490 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 60.

The spelling of 99401934460740 in words is "ninety-nine trillion, four hundred one billion, nine hundred thirty-four million, four hundred sixty thousand, seven hundred forty".