105499601459949 has 16 divisors (see below), whose sum is σ = 140685804227072. Its totient is φ = 70323233758128.

The previous prime is 105499601459933. The next prime is 105499601459969. The reversal of 105499601459949 is 949954106994501.

It is not a de Polignac number, because 105499601459949 - 2⁴ = 105499601459933 is a prime.

It is a super-2 number, since 2×105499601459949² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105499601459969) 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, 1015901022 + ... + 1016004864.

It is an arithmetic number, because the mean of its divisors is an integer number (8792862764192).

Almost surely, 2^{105499601459949} is an apocalyptic number.

It is an amenable number.

105499601459949 is a deficient number, since it is larger than the sum of its proper divisors (35186202767123).

105499601459949 is a wasteful number, since it uses less digits than its factorization.

105499601459949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147936.

The product of its (nonzero) digits is 566870400, while the sum is 75.

The spelling of 105499601459949 in words is "one hundred five trillion, four hundred ninety-nine billion, six hundred one million, four hundred fifty-nine thousand, nine hundred forty-nine".