148475720618 has 16 divisors (see below), whose sum is σ = 230247671424. Its totient is φ = 71753072400.

The previous prime is 148475720597. The next prime is 148475720671. The reversal of 148475720618 is 816027574841.

It is a super-2 number, since 2×148475720618² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 148475720618.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6632630 + ... + 6654977.

It is an arithmetic number, because the mean of its divisors is an integer number (14390479464).

Almost surely, 2^148475720618 is an apocalyptic number.

148475720618 is a deficient number, since it is larger than the sum of its proper divisors (81771950806).

148475720618 is a wasteful number, since it uses less digits than its factorization.

148475720618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13287797.

The product of its (nonzero) digits is 3010560, while the sum is 53.

The spelling of 148475720618 in words is "one hundred forty-eight billion, four hundred seventy-five million, seven hundred twenty thousand, six hundred eighteen".