148661351016477 has 16 divisors (see below), whose sum is σ = 213488654554560. Its totient is φ = 91472678969472.

The previous prime is 148661351016463. The next prime is 148661351016509. The reversal of 148661351016477 is 774610153166841.

It is not a de Polignac number, because 148661351016477 - 2⁸ = 148661351016221 is a prime.

It is a super-2 number, since 2×148661351016477² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 148661351016477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148661351016457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233622952 + ... + 234258417.

It is an arithmetic number, because the mean of its divisors is an integer number (13343040909660).

Almost surely, 2^{148661351016477} is an apocalyptic number.

It is an amenable number.

148661351016477 is a deficient number, since it is larger than the sum of its proper divisors (64827303538083).

148661351016477 is a wasteful number, since it uses less digits than its factorization.

148661351016477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467889532.

The product of its (nonzero) digits is 20321280, while the sum is 60.

The spelling of 148661351016477 in words is "one hundred forty-eight trillion, six hundred sixty-one billion, three hundred fifty-one million, sixteen thousand, four hundred seventy-seven".