155260000740 has 192 divisors, whose sum is σ = 497693548800. Its totient is φ = 35825664000.

The previous prime is 155260000717. The next prime is 155260000787. The reversal of 155260000740 is 47000062551.

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

It is a junction number, because it is equal to n+sod(n) for n = 155260000698 and 155260000707.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3304936 + ... + 3351584.

It is an arithmetic number, because the mean of its divisors is an integer number (2592153900).

Almost surely, 2^155260000740 is an apocalyptic number.

155260000740 is a gapful number since it is divisible by the number (10) 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 155260000740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248846774400).

155260000740 is an abundant number, since it is smaller than the sum of its proper divisors (342433548060).

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

155260000740 is a wasteful number, since it uses less digits than its factorization.

155260000740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46942 (or 46940 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The spelling of 155260000740 in words is "one hundred fifty-five billion, two hundred sixty million, seven hundred forty", and thus it is an aban number.