148698037999 has 4 divisors (see below), whose sum is σ = 169940614864. Its totient is φ = 127455461136.

The previous prime is 148698037991. The next prime is 148698038003. The reversal of 148698037999 is 999730896841.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 148698037999 - 2³ = 148698037991 is a prime.

It is a super-2 number, since 2×148698037999² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148698037991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10621288422 + ... + 10621288435.

It is an arithmetic number, because the mean of its divisors is an integer number (42485153716).

Almost surely, 2^148698037999 is an apocalyptic number.

148698037999 is a deficient number, since it is larger than the sum of its proper divisors (21242576865).

148698037999 is an equidigital number, since it uses as much as digits as its factorization.

148698037999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21242576864.

The product of its (nonzero) digits is 211631616, while the sum is 73.

The spelling of 148698037999 in words is "one hundred forty-eight billion, six hundred ninety-eight million, thirty-seven thousand, nine hundred ninety-nine".