145124125020099 has 32 divisors (see below), whose sum is σ = 215351981294400. Its totient is φ = 96590466846720.

The previous prime is 145124125020023. The next prime is 145124125020101. The reversal of 145124125020099 is 990020521421541.

145124125020099 is a `hidden beast` number, since 1 + 4 + 5 + 12 + 41 + 2 + 502 + 0 + 0 + 99 = 666.

It is not a de Polignac number, because 145124125020099 - 2³⁵ = 145089765281731 is a prime.

It is a super-2 number, since 2×145124125020099² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145124125020899) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211997857 + ... + 212681309.

It is an arithmetic number, because the mean of its divisors is an integer number (6729749415450).

Almost surely, 2^{145124125020099} is an apocalyptic number.

145124125020099 is a deficient number, since it is larger than the sum of its proper divisors (70227856274301).

145124125020099 is a wasteful number, since it uses less digits than its factorization.

145124125020099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696372 (or 696366 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 145124125020099 in words is "one hundred forty-five trillion, one hundred twenty-four billion, one hundred twenty-five million, twenty thousand, ninety-nine".