964155542140 has 96 divisors (see below), whose sum is σ = 2424202712064. Its totient is φ = 314935104000.

The previous prime is 964155542137. The next prime is 964155542261. The reversal of 964155542140 is 41245551469.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

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, 211752 + ... + 1404688.

It is an arithmetic number, because the mean of its divisors is an integer number (25252111584).

Almost surely, 2^964155542140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 964155542140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1212101356032).

964155542140 is an abundant number, since it is smaller than the sum of its proper divisors (1460047169924).

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

964155542140 is a wasteful number, since it uses less digits than its factorization.

964155542140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193227 (or 1193225 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 964155542140 in words is "nine hundred sixty-four billion, one hundred fifty-five million, five hundred forty-two thousand, one hundred forty".