1956373340 has 48 divisors (see below), whose sum is σ = 4148081280. Its totient is φ = 775026240.

The previous prime is 1956373337. The next prime is 1956373351. The reversal of 1956373340 is 433736591.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1012175 + ... + 1014105.

It is an arithmetic number, because the mean of its divisors is an integer number (86418360).

Almost surely, 2^1956373340 is an apocalyptic number.

1956373340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1956373340 is an abundant number, since it is smaller than the sum of its proper divisors (2191707940).

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

1956373340 is a wasteful number, since it uses less digits than its factorization.

1956373340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2402 (or 2400 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 41.

The square root of 1956373340 is about 44230.9093282062. The cubic root of 1956373340 is about 1250.6925953784.

The spelling of 1956373340 in words is "one billion, nine hundred fifty-six million, three hundred seventy-three thousand, three hundred forty".