1377420330 has 64 divisors (see below), whose sum is σ = 3883759488. Its totient is φ = 308232960.

The previous prime is 1377420311. The next prime is 1377420347. The reversal of 1377420330 is 330247731.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156249 + ... + 164828.

It is an arithmetic number, because the mean of its divisors is an integer number (60683742).

Almost surely, 2^1377420330 is an apocalyptic number.

1377420330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1377420330 is an abundant number, since it is smaller than the sum of its proper divisors (2506339158).

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

1377420330 is a wasteful number, since it uses less digits than its factorization.

1377420330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321111.

The product of its (nonzero) digits is 10584, while the sum is 30.

The square root of 1377420330 is about 37113.6138094904. The cubic root of 1377420330 is about 1112.6421192844.

The spelling of 1377420330 in words is "one billion, three hundred seventy-seven million, four hundred twenty thousand, three hundred thirty".