147764749480 has 128 divisors (see below), whose sum is σ = 348473664000. Its totient is φ = 56332380160.

The previous prime is 147764749441. The next prime is 147764749487. The reversal of 147764749480 is 84947467741.

It is a super-3 number, since 3×147764749480³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (147764749487) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50794266 + ... + 50797174.

It is an arithmetic number, because the mean of its divisors is an integer number (2722450500).

Almost surely, 2^147764749480 is an apocalyptic number.

147764749480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147764749480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174236832000).

147764749480 is an abundant number, since it is smaller than the sum of its proper divisors (200708914520).

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

147764749480 is a wasteful number, since it uses less digits than its factorization.

147764749480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3667 (or 3663 counting only the distinct ones).

The product of its (nonzero) digits is 37933056, while the sum is 61.

The spelling of 147764749480 in words is "one hundred forty-seven billion, seven hundred sixty-four million, seven hundred forty-nine thousand, four hundred eighty".