148653772620 has 24 divisors (see below), whose sum is σ = 416230563504. Its totient is φ = 39641006016.

The previous prime is 148653772609. The next prime is 148653772637. The reversal of 148653772620 is 26277356841.

It is a happy number.

It is a super-2 number, since 2×148653772620² (a number of 23 digits) contains 22 as substring.

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, 1238781379 + ... + 1238781498.

It is an arithmetic number, because the mean of its divisors is an integer number (17342940146).

Almost surely, 2^148653772620 is an apocalyptic number.

148653772620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148653772620 is an abundant number, since it is smaller than the sum of its proper divisors (267576790884).

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

148653772620 is a wasteful number, since it uses less digits than its factorization.

148653772620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477562889 (or 2477562887 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 51.

The spelling of 148653772620 in words is "one hundred forty-eight billion, six hundred fifty-three million, seven hundred seventy-two thousand, six hundred twenty".