1377463332 has 72 divisors (see below), whose sum is σ = 3726845248. Its totient is φ = 387898560.

The previous prime is 1377463327. The next prime is 1377463337. The reversal of 1377463332 is 2333647731.

It is an interprime number because it is at equal distance from previous prime (1377463327) and next prime (1377463337).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1377463337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 421818 + ... + 425070.

Almost surely, 2^1377463332 is an apocalyptic number.

1377463332 is a gapful number since it is divisible by the number (12) 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 1377463332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1863422624).

1377463332 is an abundant number, since it is smaller than the sum of its proper divisors (2349381916).

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

1377463332 is a wasteful number, since it uses less digits than its factorization.

1377463332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3409 (or 3336 counting only the distinct ones).

The product of its digits is 190512, while the sum is 39.

The square root of 1377463332 is about 37114.1931341636. The cubic root of 1377463332 is about 1112.6536977734.

The spelling of 1377463332 in words is "one billion, three hundred seventy-seven million, four hundred sixty-three thousand, three hundred thirty-two".