1402139415770 has 32 divisors (see below), whose sum is σ = 2583250420608. Its totient is φ = 547663007808.

The previous prime is 1402139415713. The next prime is 1402139415889. The reversal of 1402139415770 is 775149312041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1137707 + ... + 2024513.

It is an arithmetic number, because the mean of its divisors is an integer number (80726575644).

Almost surely, 2^{1402139415770} is an apocalyptic number.

1402139415770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1402139415770 is a deficient number, since it is larger than the sum of its proper divisors (1181111004838).

1402139415770 is a wasteful number, since it uses less digits than its factorization.

1402139415770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890534.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 1402139415770 in words is "one trillion, four hundred two billion, one hundred thirty-nine million, four hundred fifteen thousand, seven hundred seventy".