150478797539 has 4 divisors (see below), whose sum is σ = 171975768624. Its totient is φ = 128981826456.

The previous prime is 150478797523. The next prime is 150478797551. The reversal of 150478797539 is 935797874051.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 150478797539 - 2⁴ = 150478797523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150478797569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10748485532 + ... + 10748485545.

It is an arithmetic number, because the mean of its divisors is an integer number (42993942156).

Almost surely, 2^150478797539 is an apocalyptic number.

150478797539 is a deficient number, since it is larger than the sum of its proper divisors (21496971085).

150478797539 is an equidigital number, since it uses as much as digits as its factorization.

150478797539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21496971084.

The product of its (nonzero) digits is 66679200, while the sum is 65.

The spelling of 150478797539 in words is "one hundred fifty billion, four hundred seventy-eight million, seven hundred ninety-seven thousand, five hundred thirty-nine".