99145087426 has 32 divisors (see below), whose sum is σ = 185447605248. Its totient is φ = 38620994640.

The previous prime is 99145087423. The next prime is 99145087469. The reversal of 99145087426 is 62478054199.

It is not an unprimeable number, because it can be changed into a prime (99145087423) 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, 844731 + ... + 954913.

It is an arithmetic number, because the mean of its divisors is an integer number (5795237664).

Almost surely, 2^99145087426 is an apocalyptic number.

99145087426 is a deficient number, since it is larger than the sum of its proper divisors (86302517822).

99145087426 is a wasteful number, since it uses less digits than its factorization.

99145087426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116046.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 99145087426 in words is "ninety-nine billion, one hundred forty-five million, eighty-seven thousand, four hundred twenty-six".