148977471950 has 24 divisors (see below), whose sum is σ = 277507463832. Its totient is φ = 59502953120.

The previous prime is 148977471949. The next prime is 148977471971. The reversal of 148977471950 is 59174779841.

It is a super-2 number, since 2×148977471950² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2166704 + ... + 2234403.

It is an arithmetic number, because the mean of its divisors is an integer number (11562810993).

Almost surely, 2^148977471950 is an apocalyptic number.

148977471950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148977471950 is a deficient number, since it is larger than the sum of its proper divisors (128529991882).

148977471950 is a wasteful number, since it uses less digits than its factorization.

148977471950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4401796 (or 4401791 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 62.

It can be divided in two parts, 14897 and 7471950, that added together give a palindrome (7486847).

The spelling of 148977471950 in words is "one hundred forty-eight billion, nine hundred seventy-seven million, four hundred seventy-one thousand, nine hundred fifty".