99619065000 has 1920 divisors, whose sum is σ = 464224400640. Its totient is φ = 19408896000.

The previous prime is 99619064981. The next prime is 99619065023. The reversal of 99619065000 is 56091699.

It is a super-2 number, since 2×99619065000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 1879604974 + ... + 1879605026.

It is an arithmetic number, because the mean of its divisors is an integer number (241783542).

Almost surely, 2^99619065000 is an apocalyptic number.

99619065000 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99619065000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232112200320).

99619065000 is an abundant number, since it is smaller than the sum of its proper divisors (364605335640).

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

99619065000 is a wasteful number, since it uses less digits than its factorization.

99619065000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The spelling of 99619065000 in words is "ninety-nine billion, six hundred nineteen million, sixty-five thousand".