148531157436 has 24 divisors (see below), whose sum is σ = 366959330640. Its totient is φ = 46598010112.

The previous prime is 148531157393. The next prime is 148531157461. The reversal of 148531157436 is 634751135841.

It is a congruent number.

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, 364046751 + ... + 364047158.

It is an arithmetic number, because the mean of its divisors is an integer number (15289972110).

Almost surely, 2^148531157436 is an apocalyptic number.

It is an amenable number.

148531157436 is an abundant number, since it is smaller than the sum of its proper divisors (218428173204).

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

148531157436 is a wasteful number, since it uses less digits than its factorization.

148531157436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728093933 (or 728093931 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 48.

The spelling of 148531157436 in words is "one hundred forty-eight billion, five hundred thirty-one million, one hundred fifty-seven thousand, four hundred thirty-six".